194130680

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{3331}}^1$

素因数の和:3420

約数の個数: 64

約数和(自身を含む): 460615680

約数和(自身を除く): 266485000

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 47, 62, 94, 124, 155, 188, 235, 248, 310, 376, 470, 620, 940, 1240, 1457, 1880, 2914, 3331, 5828, 6662, 7285, 11656, 13324, 14570, 16655, 26648, 29140, 33310, 58280, 66620, 103261, 133240, 156557, 206522, 313114, 413044, 516305, 626228, 782785, 826088, 1032610, 1252456, 1565570, 2065220, 3131140, 4130440, 4853267, 6262280, 9706534, 19413068, 24266335, 38826136, 48532670, 97065340, 194130680]

約数ペア:

[(1, 194130680), (2, 97065340), (4, 48532670), (5, 38826136), (8, 24266335), (10, 19413068), (20, 9706534), (31, 6262280), (40, 4853267), (47, 4130440), (62, 3131140), (94, 2065220), (124, 1565570), (155, 1252456), (188, 1032610), (235, 826088), (248, 782785), (310, 626228), (376, 516305), (470, 413044), (620, 313114), (940, 206522), (1240, 156557), (1457, 133240), (1880, 103261), (2914, 66620), (3331, 58280), (5828, 33310), (6662, 29140), (7285, 26648), (11656, 16655), (13324, 14570)]