15673409680

素因数分解:

$2^4\times 5^1\times {\mathrm{239}}^1\times {\mathrm{819739}}^1$

素因数の和:819991

約数の個数: 40

約数和(自身を含む): 36593193600

約数和(自身を除く): 20919783920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 239, 478, 956, 1195, 1912, 2390, 3824, 4780, 9560, 19120, 819739, 1639478, 3278956, 4098695, 6557912, 8197390, 13115824, 16394780, 32789560, 65579120, 195917621, 391835242, 783670484, 979588105, 1567340968, 1959176210, 3134681936, 3918352420, 7836704840, 15673409680]

約数ペア:

[(1, 15673409680), (2, 7836704840), (4, 3918352420), (5, 3134681936), (8, 1959176210), (10, 1567340968), (16, 979588105), (20, 783670484), (40, 391835242), (80, 195917621), (239, 65579120), (478, 32789560), (956, 16394780), (1195, 13115824), (1912, 8197390), (2390, 6557912), (3824, 4098695), (4780, 3278956), (9560, 1639478), (19120, 819739)]