1947687560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{18451}}^1$

素因数の和:18511

約数の個数: 128

約数和(自身を含む): 5579884800

約数和(自身を除く): 3632197240

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 29, 35, 40, 52, 56, 58, 65, 70, 91, 104, 116, 130, 140, 145, 182, 203, 232, 260, 280, 290, 364, 377, 406, 455, 520, 580, 728, 754, 812, 910, 1015, 1160, 1508, 1624, 1820, 1885, 2030, 2639, 3016, 3640, 3770, 4060, 5278, 7540, 8120, 10556, 13195, 15080, 18451, 21112, 26390, 36902, 52780, 73804, 92255, 105560, 129157, 147608, 184510, 239863, 258314, 369020, 479726, 516628, 535079, 645785, 738040, 959452, 1033256, 1070158, 1199315, 1291570, 1679041, 1918904, 2140316, 2398630, 2583140, 2675395, 3358082, 3745553, 4280632, 4797260, 5166280, 5350790, 6716164, 6956027, 7491106, 8395205, 9594520, 10701580, 13432328, 13912054, 14982212, 16790410, 18727765, 21403160, 27824108, 29964424, 33580820, 34780135, 37455530, 48692189, 55648216, 67161640, 69560270, 74911060, 97384378, 139120540, 149822120, 194768756, 243460945, 278241080, 389537512, 486921890, 973843780, 1947687560]

約数ペア:

[(1, 1947687560), (2, 973843780), (4, 486921890), (5, 389537512), (7, 278241080), (8, 243460945), (10, 194768756), (13, 149822120), (14, 139120540), (20, 97384378), (26, 74911060), (28, 69560270), (29, 67161640), (35, 55648216), (40, 48692189), (52, 37455530), (56, 34780135), (58, 33580820), (65, 29964424), (70, 27824108), (91, 21403160), (104, 18727765), (116, 16790410), (130, 14982212), (140, 13912054), (145, 13432328), (182, 10701580), (203, 9594520), (232, 8395205), (260, 7491106), (280, 6956027), (290, 6716164), (364, 5350790), (377, 5166280), (406, 4797260), (455, 4280632), (520, 3745553), (580, 3358082), (728, 2675395), (754, 2583140), (812, 2398630), (910, 2140316), (1015, 1918904), (1160, 1679041), (1508, 1291570), (1624, 1199315), (1820, 1070158), (1885, 1033256), (2030, 959452), (2639, 738040), (3016, 645785), (3640, 535079), (3770, 516628), (4060, 479726), (5278, 369020), (7540, 258314), (8120, 239863), (10556, 184510), (13195, 147608), (15080, 129157), (18451, 105560), (21112, 92255), (26390, 73804), (36902, 52780)]