2021639270

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{487}}^1\times {\mathrm{1913}}^1$

素因数の和:2445

約数の個数: 64

約数和(自身を含む): 4304019456

約数和(自身を除く): 2282380186

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 487, 974, 1085, 1913, 2170, 2435, 3409, 3826, 4870, 6818, 9565, 13391, 15097, 17045, 19130, 26782, 30194, 34090, 59303, 66955, 75485, 105679, 118606, 133910, 150970, 211358, 296515, 415121, 528395, 593030, 830242, 931631, 1056790, 1863262, 2075605, 4151210, 4658155, 6521417, 9316310, 13042834, 28880561, 32607085, 57761122, 65214170, 144402805, 202163927, 288805610, 404327854, 1010819635, 2021639270]

約数ペア:

[(1, 2021639270), (2, 1010819635), (5, 404327854), (7, 288805610), (10, 202163927), (14, 144402805), (31, 65214170), (35, 57761122), (62, 32607085), (70, 28880561), (155, 13042834), (217, 9316310), (310, 6521417), (434, 4658155), (487, 4151210), (974, 2075605), (1085, 1863262), (1913, 1056790), (2170, 931631), (2435, 830242), (3409, 593030), (3826, 528395), (4870, 415121), (6818, 296515), (9565, 211358), (13391, 150970), (15097, 133910), (17045, 118606), (19130, 105679), (26782, 75485), (30194, 66955), (34090, 59303)]