16239040

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1637}}^1$

素因数の和:1685

約数の個数: 56

約数和(自身を含む): 39940992

約数和(自身を除く): 23701952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1637, 1984, 2480, 3274, 4960, 6548, 8185, 9920, 13096, 16370, 26192, 32740, 50747, 52384, 65480, 101494, 104768, 130960, 202988, 253735, 261920, 405976, 507470, 523840, 811952, 1014940, 1623904, 2029880, 3247808, 4059760, 8119520, 16239040]

約数ペア:

[(1, 16239040), (2, 8119520), (4, 4059760), (5, 3247808), (8, 2029880), (10, 1623904), (16, 1014940), (20, 811952), (31, 523840), (32, 507470), (40, 405976), (62, 261920), (64, 253735), (80, 202988), (124, 130960), (155, 104768), (160, 101494), (248, 65480), (310, 52384), (320, 50747), (496, 32740), (620, 26192), (992, 16370), (1240, 13096), (1637, 9920), (1984, 8185), (2480, 6548), (3274, 4960)]