20184802360

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{167}}^1\times {\mathrm{239}}^1\times {\mathrm{269}}^1$

素因数の和:733

約数の個数: 128

約数和(自身を含む): 47029248000

約数和(自身を除く): 26844445640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 167, 188, 235, 239, 269, 334, 376, 470, 478, 538, 668, 835, 940, 956, 1076, 1195, 1336, 1345, 1670, 1880, 1912, 2152, 2390, 2690, 3340, 4780, 5380, 6680, 7849, 9560, 10760, 11233, 12643, 15698, 22466, 25286, 31396, 39245, 39913, 44923, 44932, 50572, 56165, 62792, 63215, 64291, 78490, 79826, 89846, 89864, 101144, 112330, 126430, 128582, 156980, 159652, 179692, 199565, 224615, 224660, 252860, 257164, 313960, 319304, 321455, 359384, 399130, 449230, 449320, 505720, 514328, 642910, 798260, 898460, 1285820, 1596520, 1796920, 1875911, 2111381, 2571640, 3021677, 3751822, 4222762, 6043354, 7503644, 8445524, 9379555, 10556905, 10736597, 12086708, 15007288, 15108385, 16891048, 18759110, 21113810, 21473194, 24173416, 30216770, 37518220, 42227620, 42946388, 53682985, 60433540, 75036440, 84455240, 85892776, 107365970, 120867080, 214731940, 429463880, 504620059, 1009240118, 2018480236, 2523100295, 4036960472, 5046200590, 10092401180, 20184802360]

約数ペア:

[(1, 20184802360), (2, 10092401180), (4, 5046200590), (5, 4036960472), (8, 2523100295), (10, 2018480236), (20, 1009240118), (40, 504620059), (47, 429463880), (94, 214731940), (167, 120867080), (188, 107365970), (235, 85892776), (239, 84455240), (269, 75036440), (334, 60433540), (376, 53682985), (470, 42946388), (478, 42227620), (538, 37518220), (668, 30216770), (835, 24173416), (940, 21473194), (956, 21113810), (1076, 18759110), (1195, 16891048), (1336, 15108385), (1345, 15007288), (1670, 12086708), (1880, 10736597), (1912, 10556905), (2152, 9379555), (2390, 8445524), (2690, 7503644), (3340, 6043354), (4780, 4222762), (5380, 3751822), (6680, 3021677), (7849, 2571640), (9560, 2111381), (10760, 1875911), (11233, 1796920), (12643, 1596520), (15698, 1285820), (22466, 898460), (25286, 798260), (31396, 642910), (39245, 514328), (39913, 505720), (44923, 449320), (44932, 449230), (50572, 399130), (56165, 359384), (62792, 321455), (63215, 319304), (64291, 313960), (78490, 257164), (79826, 252860), (89846, 224660), (89864, 224615), (101144, 199565), (112330, 179692), (126430, 159652), (128582, 156980)]