4457180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:139

約数の個数: 96

約数和(自身を含む): 12042240

約数和(自身を除く): 7585060

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 31, 35, 52, 62, 65, 70, 79, 91, 124, 130, 140, 155, 158, 182, 217, 260, 310, 316, 364, 395, 403, 434, 455, 553, 620, 790, 806, 868, 910, 1027, 1085, 1106, 1580, 1612, 1820, 2015, 2054, 2170, 2212, 2449, 2765, 2821, 4030, 4108, 4340, 4898, 5135, 5530, 5642, 7189, 8060, 9796, 10270, 11060, 11284, 12245, 14105, 14378, 17143, 20540, 24490, 28210, 28756, 31837, 34286, 35945, 48980, 56420, 63674, 68572, 71890, 85715, 127348, 143780, 159185, 171430, 222859, 318370, 342860, 445718, 636740, 891436, 1114295, 2228590, 4457180]

約数ペア:

[(1, 4457180), (2, 2228590), (4, 1114295), (5, 891436), (7, 636740), (10, 445718), (13, 342860), (14, 318370), (20, 222859), (26, 171430), (28, 159185), (31, 143780), (35, 127348), (52, 85715), (62, 71890), (65, 68572), (70, 63674), (79, 56420), (91, 48980), (124, 35945), (130, 34286), (140, 31837), (155, 28756), (158, 28210), (182, 24490), (217, 20540), (260, 17143), (310, 14378), (316, 14105), (364, 12245), (395, 11284), (403, 11060), (434, 10270), (455, 9796), (553, 8060), (620, 7189), (790, 5642), (806, 5530), (868, 5135), (910, 4898), (1027, 4340), (1085, 4108), (1106, 4030), (1580, 2821), (1612, 2765), (1820, 2449), (2015, 2212), (2054, 2170)]