86401477420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{22133}}^1\times {\mathrm{10273}}^1$

素因数の和:32434

約数の個数: 48

約数和(自身を含む): 191019961440

約数和(自身を除く): 104618484020

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 10273, 20546, 22133, 41092, 44266, 51365, 88532, 102730, 110665, 195187, 205460, 221330, 390374, 420527, 442660, 780748, 841054, 975935, 1682108, 1951870, 2102635, 3903740, 4205270, 8410540, 227372309, 454744618, 909489236, 1136861545, 2273723090, 4320073871, 4547446180, 8640147742, 17280295484, 21600369355, 43200738710, 86401477420]

約数ペア:

[(1, 86401477420), (2, 43200738710), (4, 21600369355), (5, 17280295484), (10, 8640147742), (19, 4547446180), (20, 4320073871), (38, 2273723090), (76, 1136861545), (95, 909489236), (190, 454744618), (380, 227372309), (10273, 8410540), (20546, 4205270), (22133, 3903740), (41092, 2102635), (44266, 1951870), (51365, 1682108), (88532, 975935), (102730, 841054), (110665, 780748), (195187, 442660), (205460, 420527), (221330, 390374)]