40015216

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1$

素因数の和:206

約数の個数: 80

約数和(自身を含む): 87494400

約数和(自身を除く): 47479184

約数列:

[1, 2, 4, 8, 16, 19, 23, 38, 46, 59, 76, 92, 97, 118, 152, 184, 194, 236, 304, 368, 388, 437, 472, 776, 874, 944, 1121, 1357, 1552, 1748, 1843, 2231, 2242, 2714, 3496, 3686, 4462, 4484, 5428, 5723, 6992, 7372, 8924, 8968, 10856, 11446, 14744, 17848, 17936, 21712, 22892, 25783, 29488, 35696, 42389, 45784, 51566, 84778, 91568, 103132, 108737, 131629, 169556, 206264, 217474, 263258, 339112, 412528, 434948, 526516, 678224, 869896, 1053032, 1739792, 2106064, 2500951, 5001902, 10003804, 20007608, 40015216]

約数ペア:

[(1, 40015216), (2, 20007608), (4, 10003804), (8, 5001902), (16, 2500951), (19, 2106064), (23, 1739792), (38, 1053032), (46, 869896), (59, 678224), (76, 526516), (92, 434948), (97, 412528), (118, 339112), (152, 263258), (184, 217474), (194, 206264), (236, 169556), (304, 131629), (368, 108737), (388, 103132), (437, 91568), (472, 84778), (776, 51566), (874, 45784), (944, 42389), (1121, 35696), (1357, 29488), (1552, 25783), (1748, 22892), (1843, 21712), (2231, 17936), (2242, 17848), (2714, 14744), (3496, 11446), (3686, 10856), (4462, 8968), (4484, 8924), (5428, 7372), (5723, 6992)]