27173980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1069}}^1$

素因数の和:1150

約数の個数: 48

約数和(自身を含む): 60399360

約数和(自身を除く): 33225380

約数列:

[1, 2, 4, 5, 10, 20, 31, 41, 62, 82, 124, 155, 164, 205, 310, 410, 620, 820, 1069, 1271, 2138, 2542, 4276, 5084, 5345, 6355, 10690, 12710, 21380, 25420, 33139, 43829, 66278, 87658, 132556, 165695, 175316, 219145, 331390, 438290, 662780, 876580, 1358699, 2717398, 5434796, 6793495, 13586990, 27173980]

約数ペア:

[(1, 27173980), (2, 13586990), (4, 6793495), (5, 5434796), (10, 2717398), (20, 1358699), (31, 876580), (41, 662780), (62, 438290), (82, 331390), (124, 219145), (155, 175316), (164, 165695), (205, 132556), (310, 87658), (410, 66278), (620, 43829), (820, 33139), (1069, 25420), (1271, 21380), (2138, 12710), (2542, 10690), (4276, 6355), (5084, 5345)]