188720870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{46829}}^1$

素因数の和:46880

約数の個数: 32

約数和(自身を含む): 377637120

約数和(自身を除く): 188916250

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 46829, 93658, 234145, 468290, 608777, 1217554, 1451699, 2903398, 3043885, 6087770, 7258495, 14516990, 18872087, 37744174, 94360435, 188720870]

約数ペア:

[(1, 188720870), (2, 94360435), (5, 37744174), (10, 18872087), (13, 14516990), (26, 7258495), (31, 6087770), (62, 3043885), (65, 2903398), (130, 1451699), (155, 1217554), (310, 608777), (403, 468290), (806, 234145), (2015, 93658), (4030, 46829)]