40920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1$

素因数の和:56

約数の個数: 64

約数和(自身を含む): 138240

約数和(自身を除く): 97320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 31, 33, 40, 44, 55, 60, 62, 66, 88, 93, 110, 120, 124, 132, 155, 165, 186, 220, 248, 264, 310, 330, 341, 372, 440, 465, 620, 660, 682, 744, 930, 1023, 1240, 1320, 1364, 1705, 1860, 2046, 2728, 3410, 3720, 4092, 5115, 6820, 8184, 10230, 13640, 20460, 40920]

約数ペア:

[(1, 40920), (2, 20460), (3, 13640), (4, 10230), (5, 8184), (6, 6820), (8, 5115), (10, 4092), (11, 3720), (12, 3410), (15, 2728), (20, 2046), (22, 1860), (24, 1705), (30, 1364), (31, 1320), (33, 1240), (40, 1023), (44, 930), (55, 744), (60, 682), (62, 660), (66, 620), (88, 465), (93, 440), (110, 372), (120, 341), (124, 330), (132, 310), (155, 264), (165, 248), (186, 220)]