2018974390

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{271}}^1\times {\mathrm{347}}^1$

素因数の和:757

約数の個数: 64

約数和(自身を含む): 3884682240

約数和(自身を除く): 1865707850

約数列:

[1, 2, 5, 10, 19, 38, 95, 113, 190, 226, 271, 347, 542, 565, 694, 1130, 1355, 1735, 2147, 2710, 3470, 4294, 5149, 6593, 10298, 10735, 13186, 21470, 25745, 30623, 32965, 39211, 51490, 61246, 65930, 78422, 94037, 153115, 188074, 196055, 306230, 392110, 470185, 581837, 745009, 940370, 1163674, 1490018, 1786703, 2909185, 3573406, 3725045, 5818370, 7450090, 8933515, 10626181, 17867030, 21252362, 53130905, 106261810, 201897439, 403794878, 1009487195, 2018974390]

約数ペア:

[(1, 2018974390), (2, 1009487195), (5, 403794878), (10, 201897439), (19, 106261810), (38, 53130905), (95, 21252362), (113, 17867030), (190, 10626181), (226, 8933515), (271, 7450090), (347, 5818370), (542, 3725045), (565, 3573406), (694, 2909185), (1130, 1786703), (1355, 1490018), (1735, 1163674), (2147, 940370), (2710, 745009), (3470, 581837), (4294, 470185), (5149, 392110), (6593, 306230), (10298, 196055), (10735, 188074), (13186, 153115), (21470, 94037), (25745, 78422), (30623, 65930), (32965, 61246), (39211, 51490)]