1505920

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1$

素因数の和:213

約数の個数: 64

約数和(自身を含む): 3898440

約数和(自身を除く): 2392520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 181, 208, 260, 320, 362, 416, 520, 640, 724, 832, 905, 1040, 1448, 1664, 1810, 2080, 2353, 2896, 3620, 4160, 4706, 5792, 7240, 8320, 9412, 11584, 11765, 14480, 18824, 23168, 23530, 28960, 37648, 47060, 57920, 75296, 94120, 115840, 150592, 188240, 301184, 376480, 752960, 1505920]

約数ペア:

[(1, 1505920), (2, 752960), (4, 376480), (5, 301184), (8, 188240), (10, 150592), (13, 115840), (16, 94120), (20, 75296), (26, 57920), (32, 47060), (40, 37648), (52, 28960), (64, 23530), (65, 23168), (80, 18824), (104, 14480), (128, 11765), (130, 11584), (160, 9412), (181, 8320), (208, 7240), (260, 5792), (320, 4706), (362, 4160), (416, 3620), (520, 2896), (640, 2353), (724, 2080), (832, 1810), (905, 1664), (1040, 1448)]