1993080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{977}}^1$

素因数の和:1008

約数の個数: 64

約数和(自身を含む): 6337440

約数和(自身を除く): 4344360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 977, 1020, 1954, 2040, 2931, 3908, 4885, 5862, 7816, 9770, 11724, 14655, 16609, 19540, 23448, 29310, 33218, 39080, 49827, 58620, 66436, 83045, 99654, 117240, 132872, 166090, 199308, 249135, 332180, 398616, 498270, 664360, 996540, 1993080]

約数ペア:

[(1, 1993080), (2, 996540), (3, 664360), (4, 498270), (5, 398616), (6, 332180), (8, 249135), (10, 199308), (12, 166090), (15, 132872), (17, 117240), (20, 99654), (24, 83045), (30, 66436), (34, 58620), (40, 49827), (51, 39080), (60, 33218), (68, 29310), (85, 23448), (102, 19540), (120, 16609), (136, 14655), (170, 11724), (204, 9770), (255, 7816), (340, 5862), (408, 4885), (510, 3908), (680, 2931), (977, 2040), (1020, 1954)]