15704101640

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{269}}^1\times {\mathrm{19993}}^1$

素因数の和:20346

約数の個数: 64

約数和(自身を含む): 35953210800

約数和(自身を除く): 20249109160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 269, 292, 365, 538, 584, 730, 1076, 1345, 1460, 2152, 2690, 2920, 5380, 10760, 19637, 19993, 39274, 39986, 78548, 79972, 98185, 99965, 157096, 159944, 196370, 199930, 392740, 399860, 785480, 799720, 1459489, 2918978, 5378117, 5837956, 7297445, 10756234, 11675912, 14594890, 21512468, 26890585, 29189780, 43024936, 53781170, 58379560, 107562340, 215124680, 392602541, 785205082, 1570410164, 1963012705, 3140820328, 3926025410, 7852050820, 15704101640]

約数ペア:

[(1, 15704101640), (2, 7852050820), (4, 3926025410), (5, 3140820328), (8, 1963012705), (10, 1570410164), (20, 785205082), (40, 392602541), (73, 215124680), (146, 107562340), (269, 58379560), (292, 53781170), (365, 43024936), (538, 29189780), (584, 26890585), (730, 21512468), (1076, 14594890), (1345, 11675912), (1460, 10756234), (2152, 7297445), (2690, 5837956), (2920, 5378117), (5380, 2918978), (10760, 1459489), (19637, 799720), (19993, 785480), (39274, 399860), (39986, 392740), (78548, 199930), (79972, 196370), (98185, 159944), (99965, 157096)]