605659820

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{5399}}^1$

素因数の和:5558

約数の個数: 48

約数和(自身を含む): 1306368000

約数和(自身を除く): 700708180

約数列:

[1, 2, 4, 5, 10, 20, 71, 79, 142, 158, 284, 316, 355, 395, 710, 790, 1420, 1580, 5399, 5609, 10798, 11218, 21596, 22436, 26995, 28045, 53990, 56090, 107980, 112180, 383329, 426521, 766658, 853042, 1533316, 1706084, 1916645, 2132605, 3833290, 4265210, 7666580, 8530420, 30282991, 60565982, 121131964, 151414955, 302829910, 605659820]

約数ペア:

[(1, 605659820), (2, 302829910), (4, 151414955), (5, 121131964), (10, 60565982), (20, 30282991), (71, 8530420), (79, 7666580), (142, 4265210), (158, 3833290), (284, 2132605), (316, 1916645), (355, 1706084), (395, 1533316), (710, 853042), (790, 766658), (1420, 426521), (1580, 383329), (5399, 112180), (5609, 107980), (10798, 56090), (11218, 53990), (21596, 28045), (22436, 26995)]