23403440

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{173}}^1$

素因数の和:294

約数の個数: 80

約数和(自身を含む): 58255200

約数和(自身を除く): 34851760

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 89, 95, 152, 173, 178, 190, 304, 346, 356, 380, 445, 692, 712, 760, 865, 890, 1384, 1424, 1520, 1691, 1730, 1780, 2768, 3287, 3382, 3460, 3560, 6574, 6764, 6920, 7120, 8455, 13148, 13528, 13840, 15397, 16435, 16910, 26296, 27056, 30794, 32870, 33820, 52592, 61588, 65740, 67640, 76985, 123176, 131480, 135280, 153970, 246352, 262960, 292543, 307940, 585086, 615880, 1170172, 1231760, 1462715, 2340344, 2925430, 4680688, 5850860, 11701720, 23403440]

約数ペア:

[(1, 23403440), (2, 11701720), (4, 5850860), (5, 4680688), (8, 2925430), (10, 2340344), (16, 1462715), (19, 1231760), (20, 1170172), (38, 615880), (40, 585086), (76, 307940), (80, 292543), (89, 262960), (95, 246352), (152, 153970), (173, 135280), (178, 131480), (190, 123176), (304, 76985), (346, 67640), (356, 65740), (380, 61588), (445, 52592), (692, 33820), (712, 32870), (760, 30794), (865, 27056), (890, 26296), (1384, 16910), (1424, 16435), (1520, 15397), (1691, 13840), (1730, 13528), (1780, 13148), (2768, 8455), (3287, 7120), (3382, 6920), (3460, 6764), (3560, 6574)]