13906508740

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{2179}}^1$

素因数の和:2453

約数の個数: 96

約数和(自身を含む): 30794924160

約数和(自身を除く): 16888415420

約数列:

[1, 2, 4, 5, 10, 20, 41, 43, 82, 86, 164, 172, 181, 205, 215, 362, 410, 430, 724, 820, 860, 905, 1763, 1810, 2179, 3526, 3620, 4358, 7052, 7421, 7783, 8716, 8815, 10895, 14842, 15566, 17630, 21790, 29684, 31132, 35260, 37105, 38915, 43580, 74210, 77830, 89339, 93697, 148420, 155660, 178678, 187394, 319103, 357356, 374788, 394399, 446695, 468485, 638206, 788798, 893390, 936970, 1276412, 1577596, 1595515, 1786780, 1873940, 1971995, 3191030, 3841577, 3943990, 6382060, 7683154, 7887980, 15366308, 16170359, 16959157, 19207885, 32340718, 33918314, 38415770, 64681436, 67836628, 76831540, 80851795, 84795785, 161703590, 169591570, 323407180, 339183140, 695325437, 1390650874, 2781301748, 3476627185, 6953254370, 13906508740]

約数ペア:

[(1, 13906508740), (2, 6953254370), (4, 3476627185), (5, 2781301748), (10, 1390650874), (20, 695325437), (41, 339183140), (43, 323407180), (82, 169591570), (86, 161703590), (164, 84795785), (172, 80851795), (181, 76831540), (205, 67836628), (215, 64681436), (362, 38415770), (410, 33918314), (430, 32340718), (724, 19207885), (820, 16959157), (860, 16170359), (905, 15366308), (1763, 7887980), (1810, 7683154), (2179, 6382060), (3526, 3943990), (3620, 3841577), (4358, 3191030), (7052, 1971995), (7421, 1873940), (7783, 1786780), (8716, 1595515), (8815, 1577596), (10895, 1276412), (14842, 936970), (15566, 893390), (17630, 788798), (21790, 638206), (29684, 468485), (31132, 446695), (35260, 394399), (37105, 374788), (38915, 357356), (43580, 319103), (74210, 187394), (77830, 178678), (89339, 155660), (93697, 148420)]