20253660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{83}}^2$

素因数の和:192

約数の個数: 108

約数和(自身を含む): 66773448

約数和(自身を除く): 46519788

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 83, 84, 98, 105, 140, 147, 166, 196, 210, 245, 249, 294, 332, 415, 420, 490, 498, 581, 588, 735, 830, 980, 996, 1162, 1245, 1470, 1660, 1743, 2324, 2490, 2905, 2940, 3486, 4067, 4980, 5810, 6889, 6972, 8134, 8715, 11620, 12201, 13778, 16268, 17430, 20335, 20667, 24402, 27556, 34445, 34860, 40670, 41334, 48223, 48804, 61005, 68890, 81340, 82668, 96446, 103335, 122010, 137780, 144669, 192892, 206670, 241115, 244020, 289338, 337561, 413340, 482230, 578676, 675122, 723345, 964460, 1012683, 1350244, 1446690, 1687805, 2025366, 2893380, 3375610, 4050732, 5063415, 6751220, 10126830, 20253660]

約数ペア:

[(1, 20253660), (2, 10126830), (3, 6751220), (4, 5063415), (5, 4050732), (6, 3375610), (7, 2893380), (10, 2025366), (12, 1687805), (14, 1446690), (15, 1350244), (20, 1012683), (21, 964460), (28, 723345), (30, 675122), (35, 578676), (42, 482230), (49, 413340), (60, 337561), (70, 289338), (83, 244020), (84, 241115), (98, 206670), (105, 192892), (140, 144669), (147, 137780), (166, 122010), (196, 103335), (210, 96446), (245, 82668), (249, 81340), (294, 68890), (332, 61005), (415, 48804), (420, 48223), (490, 41334), (498, 40670), (581, 34860), (588, 34445), (735, 27556), (830, 24402), (980, 20667), (996, 20335), (1162, 17430), (1245, 16268), (1470, 13778), (1660, 12201), (1743, 11620), (2324, 8715), (2490, 8134), (2905, 6972), (2940, 6889), (3486, 5810), (4067, 4980)]