20860620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31607}}^1$

素因数の和:31630

約数の個数: 48

約数和(自身を含む): 63721728

約数和(自身を除く): 42861108

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, 660, 31607, 63214, 94821, 126428, 158035, 189642, 316070, 347677, 379284, 474105, 632140, 695354, 948210, 1043031, 1390708, 1738385, 1896420, 2086062, 3476770, 4172124, 5215155, 6953540, 10430310, 20860620]

約数ペア:

[(1, 20860620), (2, 10430310), (3, 6953540), (4, 5215155), (5, 4172124), (6, 3476770), (10, 2086062), (11, 1896420), (12, 1738385), (15, 1390708), (20, 1043031), (22, 948210), (30, 695354), (33, 632140), (44, 474105), (55, 379284), (60, 347677), (66, 316070), (110, 189642), (132, 158035), (165, 126428), (220, 94821), (330, 63214), (660, 31607)]