400620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{607}}^1$

素因数の和:630

約数の個数: 48

約数和(自身を含む): 1225728

約数和(自身を除く): 825108

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 607, 660, 1214, 1821, 2428, 3035, 3642, 6070, 6677, 7284, 9105, 12140, 13354, 18210, 20031, 26708, 33385, 36420, 40062, 66770, 80124, 100155, 133540, 200310, 400620]

約数ペア:

[(1, 400620), (2, 200310), (3, 133540), (4, 100155), (5, 80124), (6, 66770), (10, 40062), (11, 36420), (12, 33385), (15, 26708), (20, 20031), (22, 18210), (30, 13354), (33, 12140), (44, 9105), (55, 7284), (60, 6677), (66, 6070), (110, 3642), (132, 3035), (165, 2428), (220, 1821), (330, 1214), (607, 660)]