1880821090

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{257}}^1\times {\mathrm{677}}^1$

素因数の和:1011

約数の個数: 64

約数和(自身を含む): 3627224064

約数和(自身を除く): 1746402974

約数列:

[1, 2, 5, 10, 23, 46, 47, 94, 115, 230, 235, 257, 470, 514, 677, 1081, 1285, 1354, 2162, 2570, 3385, 5405, 5911, 6770, 10810, 11822, 12079, 15571, 24158, 29555, 31142, 31819, 59110, 60395, 63638, 77855, 120790, 155710, 159095, 173989, 277817, 318190, 347978, 555634, 731837, 869945, 1389085, 1463674, 1739890, 2778170, 3659185, 4001747, 7318370, 8003494, 8177483, 16354966, 20008735, 40017470, 40887415, 81774830, 188082109, 376164218, 940410545, 1880821090]

約数ペア:

[(1, 1880821090), (2, 940410545), (5, 376164218), (10, 188082109), (23, 81774830), (46, 40887415), (47, 40017470), (94, 20008735), (115, 16354966), (230, 8177483), (235, 8003494), (257, 7318370), (470, 4001747), (514, 3659185), (677, 2778170), (1081, 1739890), (1285, 1463674), (1354, 1389085), (2162, 869945), (2570, 731837), (3385, 555634), (5405, 347978), (5911, 318190), (6770, 277817), (10810, 173989), (11822, 159095), (12079, 155710), (15571, 120790), (24158, 77855), (29555, 63638), (31142, 60395), (31819, 59110)]