15868930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{557}}^1$

素因数の和:619

約数の個数: 64

約数和(自身を含む): 36640512

約数和(自身を除く): 20771582

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 37, 55, 70, 74, 77, 110, 154, 185, 259, 370, 385, 407, 518, 557, 770, 814, 1114, 1295, 2035, 2590, 2785, 2849, 3899, 4070, 5570, 5698, 6127, 7798, 12254, 14245, 19495, 20609, 28490, 30635, 38990, 41218, 42889, 61270, 85778, 103045, 144263, 206090, 214445, 226699, 288526, 428890, 453398, 721315, 1133495, 1442630, 1586893, 2266990, 3173786, 7934465, 15868930]

約数ペア:

[(1, 15868930), (2, 7934465), (5, 3173786), (7, 2266990), (10, 1586893), (11, 1442630), (14, 1133495), (22, 721315), (35, 453398), (37, 428890), (55, 288526), (70, 226699), (74, 214445), (77, 206090), (110, 144263), (154, 103045), (185, 85778), (259, 61270), (370, 42889), (385, 41218), (407, 38990), (518, 30635), (557, 28490), (770, 20609), (814, 19495), (1114, 14245), (1295, 12254), (2035, 7798), (2590, 6127), (2785, 5698), (2849, 5570), (3899, 4070)]