20975970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{659}}^1\times {\mathrm{1061}}^1$

素因数の和:1730

約数の個数: 32

約数和(自身を含む): 50466240

約数和(自身を除く): 29490270

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 659, 1061, 1318, 1977, 2122, 3183, 3295, 3954, 5305, 6366, 6590, 9885, 10610, 15915, 19770, 31830, 699199, 1398398, 2097597, 3495995, 4195194, 6991990, 10487985, 20975970]

約数ペア:

[(1, 20975970), (2, 10487985), (3, 6991990), (5, 4195194), (6, 3495995), (10, 2097597), (15, 1398398), (30, 699199), (659, 31830), (1061, 19770), (1318, 15915), (1977, 10610), (2122, 9885), (3183, 6590), (3295, 6366), (3954, 5305)]