939366920

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{197}}^1$

素因数の和:375

約数の個数: 128

約数和(自身を含む): 2278679040

約数和(自身を除く): 1339312120

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 71, 73, 92, 115, 142, 146, 184, 197, 230, 284, 292, 355, 365, 394, 460, 568, 584, 710, 730, 788, 920, 985, 1420, 1460, 1576, 1633, 1679, 1970, 2840, 2920, 3266, 3358, 3940, 4531, 5183, 6532, 6716, 7880, 8165, 8395, 9062, 10366, 13064, 13432, 13987, 14381, 16330, 16790, 18124, 20732, 22655, 25915, 27974, 28762, 32660, 33580, 36248, 41464, 45310, 51830, 55948, 57524, 65320, 67160, 69935, 71905, 90620, 103660, 111896, 115048, 119209, 139870, 143810, 181240, 207320, 238418, 279740, 287620, 321701, 330763, 476836, 559480, 575240, 596045, 643402, 661526, 953672, 1021051, 1192090, 1286804, 1323052, 1608505, 1653815, 2042102, 2384180, 2573608, 2646104, 3217010, 3307630, 4084204, 4768360, 5105255, 6434020, 6615260, 8168408, 10210510, 12868040, 13230520, 20421020, 23484173, 40842040, 46968346, 93936692, 117420865, 187873384, 234841730, 469683460, 939366920]

約数ペア:

[(1, 939366920), (2, 469683460), (4, 234841730), (5, 187873384), (8, 117420865), (10, 93936692), (20, 46968346), (23, 40842040), (40, 23484173), (46, 20421020), (71, 13230520), (73, 12868040), (92, 10210510), (115, 8168408), (142, 6615260), (146, 6434020), (184, 5105255), (197, 4768360), (230, 4084204), (284, 3307630), (292, 3217010), (355, 2646104), (365, 2573608), (394, 2384180), (460, 2042102), (568, 1653815), (584, 1608505), (710, 1323052), (730, 1286804), (788, 1192090), (920, 1021051), (985, 953672), (1420, 661526), (1460, 643402), (1576, 596045), (1633, 575240), (1679, 559480), (1970, 476836), (2840, 330763), (2920, 321701), (3266, 287620), (3358, 279740), (3940, 238418), (4531, 207320), (5183, 181240), (6532, 143810), (6716, 139870), (7880, 119209), (8165, 115048), (8395, 111896), (9062, 103660), (10366, 90620), (13064, 71905), (13432, 69935), (13987, 67160), (14381, 65320), (16330, 57524), (16790, 55948), (18124, 51830), (20732, 45310), (22655, 41464), (25915, 36248), (27974, 33580), (28762, 32660)]