20382810

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{101}}^1$

素因数の和:180

約数の個数: 96

約数和(自身を含む): 58340736

約数和(自身を除く): 37957926

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 31, 35, 42, 62, 70, 93, 101, 105, 155, 186, 202, 210, 217, 303, 310, 434, 465, 505, 606, 651, 707, 930, 961, 1010, 1085, 1302, 1414, 1515, 1922, 2121, 2170, 2883, 3030, 3131, 3255, 3535, 4242, 4805, 5766, 6262, 6510, 6727, 7070, 9393, 9610, 10605, 13454, 14415, 15655, 18786, 20181, 21210, 21917, 28830, 31310, 33635, 40362, 43834, 46965, 65751, 67270, 93930, 97061, 100905, 109585, 131502, 194122, 201810, 219170, 291183, 328755, 485305, 582366, 657510, 679427, 970610, 1358854, 1455915, 2038281, 2911830, 3397135, 4076562, 6794270, 10191405, 20382810]

約数ペア:

[(1, 20382810), (2, 10191405), (3, 6794270), (5, 4076562), (6, 3397135), (7, 2911830), (10, 2038281), (14, 1455915), (15, 1358854), (21, 970610), (30, 679427), (31, 657510), (35, 582366), (42, 485305), (62, 328755), (70, 291183), (93, 219170), (101, 201810), (105, 194122), (155, 131502), (186, 109585), (202, 100905), (210, 97061), (217, 93930), (303, 67270), (310, 65751), (434, 46965), (465, 43834), (505, 40362), (606, 33635), (651, 31310), (707, 28830), (930, 21917), (961, 21210), (1010, 20181), (1085, 18786), (1302, 15655), (1414, 14415), (1515, 13454), (1922, 10605), (2121, 9610), (2170, 9393), (2883, 7070), (3030, 6727), (3131, 6510), (3255, 6262), (3535, 5766), (4242, 4805)]