15973960

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{179}}^1$

素因数の和:310

約数の個数: 64

約数和(自身を含む): 38102400

約数和(自身を除く): 22128440

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 97, 115, 179, 184, 194, 230, 358, 388, 460, 485, 716, 776, 895, 920, 970, 1432, 1790, 1940, 2231, 3580, 3880, 4117, 4462, 7160, 8234, 8924, 11155, 16468, 17363, 17848, 20585, 22310, 32936, 34726, 41170, 44620, 69452, 82340, 86815, 89240, 138904, 164680, 173630, 347260, 399349, 694520, 798698, 1597396, 1996745, 3194792, 3993490, 7986980, 15973960]

約数ペア:

[(1, 15973960), (2, 7986980), (4, 3993490), (5, 3194792), (8, 1996745), (10, 1597396), (20, 798698), (23, 694520), (40, 399349), (46, 347260), (92, 173630), (97, 164680), (115, 138904), (179, 89240), (184, 86815), (194, 82340), (230, 69452), (358, 44620), (388, 41170), (460, 34726), (485, 32936), (716, 22310), (776, 20585), (895, 17848), (920, 17363), (970, 16468), (1432, 11155), (1790, 8924), (1940, 8234), (2231, 7160), (3580, 4462), (3880, 4117)]