40980760

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{33049}}^1$

素因数の和:33091

約数の個数: 32

約数和(自身を含む): 95184000

約数和(自身を除く): 54203240

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 33049, 66098, 132196, 165245, 264392, 330490, 660980, 1024519, 1321960, 2049038, 4098076, 5122595, 8196152, 10245190, 20490380, 40980760]

約数ペア:

[(1, 40980760), (2, 20490380), (4, 10245190), (5, 8196152), (8, 5122595), (10, 4098076), (20, 2049038), (31, 1321960), (40, 1024519), (62, 660980), (124, 330490), (155, 264392), (248, 165245), (310, 132196), (620, 66098), (1240, 33049)]