794273418220

素因数分解:

$2^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{4093}}^1\times {\mathrm{24943}}^1$

素因数の和:29434

約数の個数: 48

約数和(自身を含む): 1672737655680

約数和(自身を除く): 878464237460

約数列:

[1, 2, 4, 5, 10, 20, 389, 778, 1556, 1945, 3890, 4093, 7780, 8186, 16372, 20465, 24943, 40930, 49886, 81860, 99772, 124715, 249430, 498860, 1592177, 3184354, 6368708, 7960885, 9702827, 15921770, 19405654, 31843540, 38811308, 48514135, 97028270, 102091699, 194056540, 204183398, 408366796, 510458495, 1020916990, 2041833980, 39713670911, 79427341822, 158854683644, 198568354555, 397136709110, 794273418220]

約数ペア:

[(1, 794273418220), (2, 397136709110), (4, 198568354555), (5, 158854683644), (10, 79427341822), (20, 39713670911), (389, 2041833980), (778, 1020916990), (1556, 510458495), (1945, 408366796), (3890, 204183398), (4093, 194056540), (7780, 102091699), (8186, 97028270), (16372, 48514135), (20465, 38811308), (24943, 31843540), (40930, 19405654), (49886, 15921770), (81860, 9702827), (99772, 7960885), (124715, 6368708), (249430, 3184354), (498860, 1592177)]