42431480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{11657}}^1$

素因数の和:11688

約数の個数: 64

約数和(自身を含む): 117512640

約数和(自身を除く): 75081160

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 11657, 23314, 46628, 58285, 81599, 93256, 116570, 151541, 163198, 233140, 303082, 326396, 407995, 466280, 606164, 652792, 757705, 815990, 1060787, 1212328, 1515410, 1631980, 2121574, 3030820, 3263960, 4243148, 5303935, 6061640, 8486296, 10607870, 21215740, 42431480]

約数ペア:

[(1, 42431480), (2, 21215740), (4, 10607870), (5, 8486296), (7, 6061640), (8, 5303935), (10, 4243148), (13, 3263960), (14, 3030820), (20, 2121574), (26, 1631980), (28, 1515410), (35, 1212328), (40, 1060787), (52, 815990), (56, 757705), (65, 652792), (70, 606164), (91, 466280), (104, 407995), (130, 326396), (140, 303082), (182, 233140), (260, 163198), (280, 151541), (364, 116570), (455, 93256), (520, 81599), (728, 58285), (910, 46628), (1820, 23314), (3640, 11657)]