17299240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1993}}^1$

素因数の和:2042

約数の個数: 64

約数和(自身を含む): 45941760

約数和(自身を除く): 28642520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 1993, 2170, 3986, 4340, 7972, 8680, 9965, 13951, 15944, 19930, 27902, 39860, 55804, 61783, 69755, 79720, 111608, 123566, 139510, 247132, 279020, 308915, 432481, 494264, 558040, 617830, 864962, 1235660, 1729924, 2162405, 2471320, 3459848, 4324810, 8649620, 17299240]

約数ペア:

[(1, 17299240), (2, 8649620), (4, 4324810), (5, 3459848), (7, 2471320), (8, 2162405), (10, 1729924), (14, 1235660), (20, 864962), (28, 617830), (31, 558040), (35, 494264), (40, 432481), (56, 308915), (62, 279020), (70, 247132), (124, 139510), (140, 123566), (155, 111608), (217, 79720), (248, 69755), (280, 61783), (310, 55804), (434, 39860), (620, 27902), (868, 19930), (1085, 15944), (1240, 13951), (1736, 9965), (1993, 8680), (2170, 7972), (3986, 4340)]