15696421960

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{9570989}}^1$

素因数の和:9571041

約数の個数: 32

約数和(自身を含む): 36178342200

約数和(自身を除く): 20481920240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 9570989, 19141978, 38283956, 47854945, 76567912, 95709890, 191419780, 382839560, 392410549, 784821098, 1569642196, 1962052745, 3139284392, 3924105490, 7848210980, 15696421960]

約数ペア:

[(1, 15696421960), (2, 7848210980), (4, 3924105490), (5, 3139284392), (8, 1962052745), (10, 1569642196), (20, 784821098), (40, 392410549), (41, 382839560), (82, 191419780), (164, 95709890), (205, 76567912), (328, 47854945), (410, 38283956), (820, 19141978), (1640, 9570989)]