2586904804520

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{281}}^1\times {\mathrm{1756883}}^1$

素因数の和:1757306

約数の個数: 64

約数和(自身を含む): 5885842501440

約数和(自身を除く): 3298937696920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 281, 524, 562, 655, 1048, 1124, 1310, 1405, 2248, 2620, 2810, 5240, 5620, 11240, 36811, 73622, 147244, 184055, 294488, 368110, 736220, 1472440, 1756883, 3513766, 7027532, 8784415, 14055064, 17568830, 35137660, 70275320, 230151673, 460303346, 493684123, 920606692, 987368246, 1150758365, 1841213384, 1974736492, 2301516730, 2468420615, 3949472984, 4603033460, 4936841230, 9206066920, 9873682460, 19747364920, 64672620113, 129345240226, 258690480452, 323363100565, 517380960904, 646726201130, 1293452402260, 2586904804520]

約数ペア:

[(1, 2586904804520), (2, 1293452402260), (4, 646726201130), (5, 517380960904), (8, 323363100565), (10, 258690480452), (20, 129345240226), (40, 64672620113), (131, 19747364920), (262, 9873682460), (281, 9206066920), (524, 4936841230), (562, 4603033460), (655, 3949472984), (1048, 2468420615), (1124, 2301516730), (1310, 1974736492), (1405, 1841213384), (2248, 1150758365), (2620, 987368246), (2810, 920606692), (5240, 493684123), (5620, 460303346), (11240, 230151673), (36811, 70275320), (73622, 35137660), (147244, 17568830), (184055, 14055064), (294488, 8784415), (368110, 7027532), (736220, 3513766), (1472440, 1756883)]