23479880

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1$

素因数の和:294

約数の個数: 64

約数和(自身を含む): 55036800

約数和(自身を除く): 31556920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 103, 139, 164, 205, 206, 278, 328, 410, 412, 515, 556, 695, 820, 824, 1030, 1112, 1390, 1640, 2060, 2780, 4120, 4223, 5560, 5699, 8446, 11398, 14317, 16892, 21115, 22796, 28495, 28634, 33784, 42230, 45592, 56990, 57268, 71585, 84460, 113980, 114536, 143170, 168920, 227960, 286340, 572680, 586997, 1173994, 2347988, 2934985, 4695976, 5869970, 11739940, 23479880]

約数ペア:

[(1, 23479880), (2, 11739940), (4, 5869970), (5, 4695976), (8, 2934985), (10, 2347988), (20, 1173994), (40, 586997), (41, 572680), (82, 286340), (103, 227960), (139, 168920), (164, 143170), (205, 114536), (206, 113980), (278, 84460), (328, 71585), (410, 57268), (412, 56990), (515, 45592), (556, 42230), (695, 33784), (820, 28634), (824, 28495), (1030, 22796), (1112, 21115), (1390, 16892), (1640, 14317), (2060, 11398), (2780, 8446), (4120, 5699), (4223, 5560)]