2000590620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{457}}^1\times {\mathrm{1489}}^1$

素因数の和:1972

約数の個数: 144

約数和(自身を含む): 6534853920

約数和(自身を除く): 4534263300

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 457, 490, 588, 735, 914, 980, 1371, 1470, 1489, 1828, 2285, 2742, 2940, 2978, 3199, 4467, 4570, 5484, 5956, 6398, 6855, 7445, 8934, 9140, 9597, 10423, 12796, 13710, 14890, 15995, 17868, 19194, 20846, 22335, 22393, 27420, 29780, 31269, 31990, 38388, 41692, 44670, 44786, 47985, 52115, 62538, 63980, 67179, 72961, 89340, 89572, 95970, 104230, 111965, 125076, 134358, 145922, 156345, 191940, 208460, 218883, 223930, 268716, 291844, 312690, 335895, 364805, 437766, 447860, 625380, 671790, 680473, 729610, 875532, 1094415, 1343580, 1360946, 1459220, 2041419, 2188830, 2721892, 3402365, 4082838, 4377660, 4763311, 6804730, 8165676, 9526622, 10207095, 13609460, 14289933, 19053244, 20414190, 23816555, 28579866, 33343177, 40828380, 47633110, 57159732, 66686354, 71449665, 95266220, 100029531, 133372708, 142899330, 166715885, 200059062, 285798660, 333431770, 400118124, 500147655, 666863540, 1000295310, 2000590620]

約数ペア:

[(1, 2000590620), (2, 1000295310), (3, 666863540), (4, 500147655), (5, 400118124), (6, 333431770), (7, 285798660), (10, 200059062), (12, 166715885), (14, 142899330), (15, 133372708), (20, 100029531), (21, 95266220), (28, 71449665), (30, 66686354), (35, 57159732), (42, 47633110), (49, 40828380), (60, 33343177), (70, 28579866), (84, 23816555), (98, 20414190), (105, 19053244), (140, 14289933), (147, 13609460), (196, 10207095), (210, 9526622), (245, 8165676), (294, 6804730), (420, 4763311), (457, 4377660), (490, 4082838), (588, 3402365), (735, 2721892), (914, 2188830), (980, 2041419), (1371, 1459220), (1470, 1360946), (1489, 1343580), (1828, 1094415), (2285, 875532), (2742, 729610), (2940, 680473), (2978, 671790), (3199, 625380), (4467, 447860), (4570, 437766), (5484, 364805), (5956, 335895), (6398, 312690), (6855, 291844), (7445, 268716), (8934, 223930), (9140, 218883), (9597, 208460), (10423, 191940), (12796, 156345), (13710, 145922), (14890, 134358), (15995, 125076), (17868, 111965), (19194, 104230), (20846, 95970), (22335, 89572), (22393, 89340), (27420, 72961), (29780, 67179), (31269, 63980), (31990, 62538), (38388, 52115), (41692, 47985), (44670, 44786)]