51968940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{20143}}^1$

素因数の和:20198

約数の個数: 48

約数和(自身を含む): 148904448

約数和(自身を除く): 96935508

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 20143, 40286, 60429, 80572, 100715, 120858, 201430, 241716, 302145, 402860, 604290, 866149, 1208580, 1732298, 2598447, 3464596, 4330745, 5196894, 8661490, 10393788, 12992235, 17322980, 25984470, 51968940]

約数ペア:

[(1, 51968940), (2, 25984470), (3, 17322980), (4, 12992235), (5, 10393788), (6, 8661490), (10, 5196894), (12, 4330745), (15, 3464596), (20, 2598447), (30, 1732298), (43, 1208580), (60, 866149), (86, 604290), (129, 402860), (172, 302145), (215, 241716), (258, 201430), (430, 120858), (516, 100715), (645, 80572), (860, 60429), (1290, 40286), (2580, 20143)]