1910799540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{816581}}^1$

素因数の和:816609

約数の個数: 72

約数和(自身を含む): 6241952808

約数和(自身を除く): 4331153268

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 816581, 1633162, 2449743, 3266324, 4082905, 4899486, 7349229, 8165810, 9798972, 10615553, 12248715, 14698458, 16331620, 21231106, 24497430, 29396916, 31846659, 36746145, 42462212, 48994860, 53077765, 63693318, 73492290, 95539977, 106155530, 127386636, 146984580, 159233295, 191079954, 212311060, 318466590, 382159908, 477699885, 636933180, 955399770, 1910799540]

約数ペア:

[(1, 1910799540), (2, 955399770), (3, 636933180), (4, 477699885), (5, 382159908), (6, 318466590), (9, 212311060), (10, 191079954), (12, 159233295), (13, 146984580), (15, 127386636), (18, 106155530), (20, 95539977), (26, 73492290), (30, 63693318), (36, 53077765), (39, 48994860), (45, 42462212), (52, 36746145), (60, 31846659), (65, 29396916), (78, 24497430), (90, 21231106), (117, 16331620), (130, 14698458), (156, 12248715), (180, 10615553), (195, 9798972), (234, 8165810), (260, 7349229), (390, 4899486), (468, 4082905), (585, 3266324), (780, 2449743), (1170, 1633162), (2340, 816581)]