1078180

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:124

約数の個数: 48

約数和(自身を含む): 2451456

約数和(自身を除く): 1373276

約数列:

[1, 2, 4, 5, 10, 20, 31, 37, 47, 62, 74, 94, 124, 148, 155, 185, 188, 235, 310, 370, 470, 620, 740, 940, 1147, 1457, 1739, 2294, 2914, 3478, 4588, 5735, 5828, 6956, 7285, 8695, 11470, 14570, 17390, 22940, 29140, 34780, 53909, 107818, 215636, 269545, 539090, 1078180]

約数ペア:

[(1, 1078180), (2, 539090), (4, 269545), (5, 215636), (10, 107818), (20, 53909), (31, 34780), (37, 29140), (47, 22940), (62, 17390), (74, 14570), (94, 11470), (124, 8695), (148, 7285), (155, 6956), (185, 5828), (188, 5735), (235, 4588), (310, 3478), (370, 2914), (470, 2294), (620, 1739), (740, 1457), (940, 1147)]