1127780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:164

約数の個数: 48

約数和(自身を含む): 2612736

約数和(自身を除く): 1484956

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 62, 68, 85, 107, 124, 155, 170, 214, 310, 340, 428, 527, 535, 620, 1054, 1070, 1819, 2108, 2140, 2635, 3317, 3638, 5270, 6634, 7276, 9095, 10540, 13268, 16585, 18190, 33170, 36380, 56389, 66340, 112778, 225556, 281945, 563890, 1127780]

約数ペア:

[(1, 1127780), (2, 563890), (4, 281945), (5, 225556), (10, 112778), (17, 66340), (20, 56389), (31, 36380), (34, 33170), (62, 18190), (68, 16585), (85, 13268), (107, 10540), (124, 9095), (155, 7276), (170, 6634), (214, 5270), (310, 3638), (340, 3317), (428, 2635), (527, 2140), (535, 2108), (620, 1819), (1054, 1070)]