74463980

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{2141}}^1$

素因数の和:2234

約数の個数: 48

約数和(自身を含む): 164094336

約数和(自身を除く): 89630356

約数列:

[1, 2, 4, 5, 10, 20, 37, 47, 74, 94, 148, 185, 188, 235, 370, 470, 740, 940, 1739, 2141, 3478, 4282, 6956, 8564, 8695, 10705, 17390, 21410, 34780, 42820, 79217, 100627, 158434, 201254, 316868, 396085, 402508, 503135, 792170, 1006270, 1584340, 2012540, 3723199, 7446398, 14892796, 18615995, 37231990, 74463980]

約数ペア:

[(1, 74463980), (2, 37231990), (4, 18615995), (5, 14892796), (10, 7446398), (20, 3723199), (37, 2012540), (47, 1584340), (74, 1006270), (94, 792170), (148, 503135), (185, 402508), (188, 396085), (235, 316868), (370, 201254), (470, 158434), (740, 100627), (940, 79217), (1739, 42820), (2141, 34780), (3478, 21410), (4282, 17390), (6956, 10705), (8564, 8695)]