85913940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{204557}}^1$

素因数の和:204576

約数の個数: 48

約数和(自身を含む): 274925952

約数和(自身を除く): 189012012

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 204557, 409114, 613671, 818228, 1022785, 1227342, 1431899, 2045570, 2454684, 2863798, 3068355, 4091140, 4295697, 5727596, 6136710, 7159495, 8591394, 12273420, 14318990, 17182788, 21478485, 28637980, 42956970, 85913940]

約数ペア:

[(1, 85913940), (2, 42956970), (3, 28637980), (4, 21478485), (5, 17182788), (6, 14318990), (7, 12273420), (10, 8591394), (12, 7159495), (14, 6136710), (15, 5727596), (20, 4295697), (21, 4091140), (28, 3068355), (30, 2863798), (35, 2454684), (42, 2045570), (60, 1431899), (70, 1227342), (84, 1022785), (105, 818228), (140, 613671), (210, 409114), (420, 204557)]