40699672

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{479}}^1$

素因数の和:560

約数の個数: 64

約数和(自身を含む): 88704000

約数和(自身を除く): 48004328

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 43, 52, 76, 86, 104, 152, 172, 247, 344, 479, 494, 559, 817, 958, 988, 1118, 1634, 1916, 1976, 2236, 3268, 3832, 4472, 6227, 6536, 9101, 10621, 12454, 18202, 20597, 21242, 24908, 36404, 41194, 42484, 49816, 72808, 82388, 84968, 118313, 164776, 236626, 267761, 391343, 473252, 535522, 782686, 946504, 1071044, 1565372, 2142088, 3130744, 5087459, 10174918, 20349836, 40699672]

約数ペア:

[(1, 40699672), (2, 20349836), (4, 10174918), (8, 5087459), (13, 3130744), (19, 2142088), (26, 1565372), (38, 1071044), (43, 946504), (52, 782686), (76, 535522), (86, 473252), (104, 391343), (152, 267761), (172, 236626), (247, 164776), (344, 118313), (479, 84968), (494, 82388), (559, 72808), (817, 49816), (958, 42484), (988, 41194), (1118, 36404), (1634, 24908), (1916, 21242), (1976, 20597), (2236, 18202), (3268, 12454), (3832, 10621), (4472, 9101), (6227, 6536)]