22287140

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{349}}^1$

素因数の和:492

約数の個数: 48

約数和(自身を含む): 48921600

約数和(自身を除く): 26634460

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 103, 124, 155, 206, 310, 349, 412, 515, 620, 698, 1030, 1396, 1745, 2060, 3193, 3490, 6386, 6980, 10819, 12772, 15965, 21638, 31930, 35947, 43276, 54095, 63860, 71894, 108190, 143788, 179735, 216380, 359470, 718940, 1114357, 2228714, 4457428, 5571785, 11143570, 22287140]

約数ペア:

[(1, 22287140), (2, 11143570), (4, 5571785), (5, 4457428), (10, 2228714), (20, 1114357), (31, 718940), (62, 359470), (103, 216380), (124, 179735), (155, 143788), (206, 108190), (310, 71894), (349, 63860), (412, 54095), (515, 43276), (620, 35947), (698, 31930), (1030, 21638), (1396, 15965), (1745, 12772), (2060, 10819), (3193, 6980), (3490, 6386)]