42313720

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{337}}^1$

素因数の和:464

約数の個数: 64

約数和(自身を含む): 99047520

約数和(自身を除く): 56733800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 73, 86, 146, 172, 215, 292, 337, 344, 365, 430, 584, 674, 730, 860, 1348, 1460, 1685, 1720, 2696, 2920, 3139, 3370, 6278, 6740, 12556, 13480, 14491, 15695, 24601, 25112, 28982, 31390, 49202, 57964, 62780, 72455, 98404, 115928, 123005, 125560, 144910, 196808, 246010, 289820, 492020, 579640, 984040, 1057843, 2115686, 4231372, 5289215, 8462744, 10578430, 21156860, 42313720]

約数ペア:

[(1, 42313720), (2, 21156860), (4, 10578430), (5, 8462744), (8, 5289215), (10, 4231372), (20, 2115686), (40, 1057843), (43, 984040), (73, 579640), (86, 492020), (146, 289820), (172, 246010), (215, 196808), (292, 144910), (337, 125560), (344, 123005), (365, 115928), (430, 98404), (584, 72455), (674, 62780), (730, 57964), (860, 49202), (1348, 31390), (1460, 28982), (1685, 25112), (1720, 24601), (2696, 15695), (2920, 14491), (3139, 13480), (3370, 12556), (6278, 6740)]