1894280

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:134

約数の個数: 64

約数和(自身を含む): 4665600

約数和(自身を除く): 2771320

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 29, 40, 46, 58, 71, 92, 115, 116, 142, 145, 184, 230, 232, 284, 290, 355, 460, 568, 580, 667, 710, 920, 1160, 1334, 1420, 1633, 2059, 2668, 2840, 3266, 3335, 4118, 5336, 6532, 6670, 8165, 8236, 10295, 13064, 13340, 16330, 16472, 20590, 26680, 32660, 41180, 47357, 65320, 82360, 94714, 189428, 236785, 378856, 473570, 947140, 1894280]

約数ペア:

[(1, 1894280), (2, 947140), (4, 473570), (5, 378856), (8, 236785), (10, 189428), (20, 94714), (23, 82360), (29, 65320), (40, 47357), (46, 41180), (58, 32660), (71, 26680), (92, 20590), (115, 16472), (116, 16330), (142, 13340), (145, 13064), (184, 10295), (230, 8236), (232, 8165), (284, 6670), (290, 6532), (355, 5336), (460, 4118), (568, 3335), (580, 3266), (667, 2840), (710, 2668), (920, 2059), (1160, 1633), (1334, 1420)]