28565820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{158699}}^1$

素因数の和:158714

約数の個数: 36

約数和(自身を含む): 86650200

約数和(自身を除く): 58084380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 158699, 317398, 476097, 634796, 793495, 952194, 1428291, 1586990, 1904388, 2380485, 2856582, 3173980, 4760970, 5713164, 7141455, 9521940, 14282910, 28565820]

約数ペア:

[(1, 28565820), (2, 14282910), (3, 9521940), (4, 7141455), (5, 5713164), (6, 4760970), (9, 3173980), (10, 2856582), (12, 2380485), (15, 1904388), (18, 1586990), (20, 1428291), (30, 952194), (36, 793495), (45, 634796), (60, 476097), (90, 317398), (180, 158699)]