240414920

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{193883}}^1$

素因数の和:193925

約数の個数: 32

約数和(自身を含む): 558385920

約数和(自身を除く): 317971000

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 193883, 387766, 775532, 969415, 1551064, 1938830, 3877660, 6010373, 7755320, 12020746, 24041492, 30051865, 48082984, 60103730, 120207460, 240414920]

約数ペア:

[(1, 240414920), (2, 120207460), (4, 60103730), (5, 48082984), (8, 30051865), (10, 24041492), (20, 12020746), (31, 7755320), (40, 6010373), (62, 3877660), (124, 1938830), (155, 1551064), (248, 969415), (310, 775532), (620, 387766), (1240, 193883)]