5186920

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:178

約数の個数: 64

約数和(自身を含む): 12441600

約数和(自身を除く): 7254680

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 47, 62, 89, 94, 124, 155, 178, 188, 235, 248, 310, 356, 376, 445, 470, 620, 712, 890, 940, 1240, 1457, 1780, 1880, 2759, 2914, 3560, 4183, 5518, 5828, 7285, 8366, 11036, 11656, 13795, 14570, 16732, 20915, 22072, 27590, 29140, 33464, 41830, 55180, 58280, 83660, 110360, 129673, 167320, 259346, 518692, 648365, 1037384, 1296730, 2593460, 5186920]

約数ペア:

[(1, 5186920), (2, 2593460), (4, 1296730), (5, 1037384), (8, 648365), (10, 518692), (20, 259346), (31, 167320), (40, 129673), (47, 110360), (62, 83660), (89, 58280), (94, 55180), (124, 41830), (155, 33464), (178, 29140), (188, 27590), (235, 22072), (248, 20915), (310, 16732), (356, 14570), (376, 13795), (445, 11656), (470, 11036), (620, 8366), (712, 7285), (890, 5828), (940, 5518), (1240, 4183), (1457, 3560), (1780, 2914), (1880, 2759)]