2004165640

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{241}}^1$

素因数の和:455

約数の個数: 128

約数和(自身を含む): 4798569600

約数和(自身を除く): 2794403960

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 67, 107, 116, 134, 145, 214, 232, 241, 268, 290, 335, 428, 482, 535, 536, 580, 670, 856, 964, 1070, 1160, 1205, 1340, 1928, 1943, 2140, 2410, 2680, 3103, 3886, 4280, 4820, 6206, 6989, 7169, 7772, 9640, 9715, 12412, 13978, 14338, 15515, 15544, 16147, 19430, 24824, 25787, 27956, 28676, 31030, 32294, 34945, 35845, 38860, 51574, 55912, 57352, 62060, 64588, 69890, 71690, 77720, 80735, 103148, 124120, 128935, 129176, 139780, 143380, 161470, 206296, 207901, 257870, 279560, 286760, 322940, 415802, 468263, 515740, 645880, 747823, 831604, 936526, 1031480, 1039505, 1495646, 1663208, 1727729, 1873052, 2079010, 2341315, 2991292, 3455458, 3739115, 3746104, 4158020, 4682630, 5982584, 6910916, 7478230, 8316040, 8638645, 9365260, 13821832, 14956460, 17277290, 18730520, 29912920, 34554580, 50104141, 69109160, 100208282, 200416564, 250520705, 400833128, 501041410, 1002082820, 2004165640]

約数ペア:

[(1, 2004165640), (2, 1002082820), (4, 501041410), (5, 400833128), (8, 250520705), (10, 200416564), (20, 100208282), (29, 69109160), (40, 50104141), (58, 34554580), (67, 29912920), (107, 18730520), (116, 17277290), (134, 14956460), (145, 13821832), (214, 9365260), (232, 8638645), (241, 8316040), (268, 7478230), (290, 6910916), (335, 5982584), (428, 4682630), (482, 4158020), (535, 3746104), (536, 3739115), (580, 3455458), (670, 2991292), (856, 2341315), (964, 2079010), (1070, 1873052), (1160, 1727729), (1205, 1663208), (1340, 1495646), (1928, 1039505), (1943, 1031480), (2140, 936526), (2410, 831604), (2680, 747823), (3103, 645880), (3886, 515740), (4280, 468263), (4820, 415802), (6206, 322940), (6989, 286760), (7169, 279560), (7772, 257870), (9640, 207901), (9715, 206296), (12412, 161470), (13978, 143380), (14338, 139780), (15515, 129176), (15544, 128935), (16147, 124120), (19430, 103148), (24824, 80735), (25787, 77720), (27956, 71690), (28676, 69890), (31030, 64588), (32294, 62060), (34945, 57352), (35845, 55912), (38860, 51574)]