20005978430

素因数分解:

$2^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{2909}}^1\times {\mathrm{3491}}^1$

素因数の和:6604

約数の個数: 32

約数和(自身を含む): 36216370080

約数和(自身を除く): 16210391650

約数列:

[1, 2, 5, 10, 197, 394, 985, 1970, 2909, 3491, 5818, 6982, 14545, 17455, 29090, 34910, 573073, 687727, 1146146, 1375454, 2865365, 3438635, 5730730, 6877270, 10155319, 20310638, 50776595, 101553190, 2000597843, 4001195686, 10002989215, 20005978430]

約数ペア:

[(1, 20005978430), (2, 10002989215), (5, 4001195686), (10, 2000597843), (197, 101553190), (394, 50776595), (985, 20310638), (1970, 10155319), (2909, 6877270), (3491, 5730730), (5818, 3438635), (6982, 2865365), (14545, 1375454), (17455, 1146146), (29090, 687727), (34910, 573073)]