55279420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{6473}}^1$

素因数の和:6550

約数の個数: 48

約数和(自身を含む): 134866368

約数和(自身を除く): 79586948

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 305, 427, 610, 854, 1220, 1708, 2135, 4270, 6473, 8540, 12946, 25892, 32365, 45311, 64730, 90622, 129460, 181244, 226555, 394853, 453110, 789706, 906220, 1579412, 1974265, 2763971, 3948530, 5527942, 7897060, 11055884, 13819855, 27639710, 55279420]

約数ペア:

[(1, 55279420), (2, 27639710), (4, 13819855), (5, 11055884), (7, 7897060), (10, 5527942), (14, 3948530), (20, 2763971), (28, 1974265), (35, 1579412), (61, 906220), (70, 789706), (122, 453110), (140, 394853), (244, 226555), (305, 181244), (427, 129460), (610, 90622), (854, 64730), (1220, 45311), (1708, 32365), (2135, 25892), (4270, 12946), (6473, 8540)]