90772040

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{911}}^1$

素因数の和:1022

約数の個数: 64

約数和(自身を含む): 212751360

約数和(自身を除く): 121979320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 53, 94, 106, 188, 212, 235, 265, 376, 424, 470, 530, 911, 940, 1060, 1822, 1880, 2120, 2491, 3644, 4555, 4982, 7288, 9110, 9964, 12455, 18220, 19928, 24910, 36440, 42817, 48283, 49820, 85634, 96566, 99640, 171268, 193132, 214085, 241415, 342536, 386264, 428170, 482830, 856340, 965660, 1712680, 1931320, 2269301, 4538602, 9077204, 11346505, 18154408, 22693010, 45386020, 90772040]

約数ペア:

[(1, 90772040), (2, 45386020), (4, 22693010), (5, 18154408), (8, 11346505), (10, 9077204), (20, 4538602), (40, 2269301), (47, 1931320), (53, 1712680), (94, 965660), (106, 856340), (188, 482830), (212, 428170), (235, 386264), (265, 342536), (376, 241415), (424, 214085), (470, 193132), (530, 171268), (911, 99640), (940, 96566), (1060, 85634), (1822, 49820), (1880, 48283), (2120, 42817), (2491, 36440), (3644, 24910), (4555, 19928), (4982, 18220), (7288, 12455), (9110, 9964)]