408840903920

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{138121927}}^1$

素因数の和:138121977

約数の個数: 40

約数和(自身を含む): 976245787104

約数和(自身を除く): 567404883184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 138121927, 276243854, 552487708, 690609635, 1104975416, 1381219270, 2209950832, 2762438540, 5110511299, 5524877080, 10221022598, 11049754160, 20442045196, 25552556495, 40884090392, 51105112990, 81768180784, 102210225980, 204420451960, 408840903920]

約数ペア:

[(1, 408840903920), (2, 204420451960), (4, 102210225980), (5, 81768180784), (8, 51105112990), (10, 40884090392), (16, 25552556495), (20, 20442045196), (37, 11049754160), (40, 10221022598), (74, 5524877080), (80, 5110511299), (148, 2762438540), (185, 2209950832), (296, 1381219270), (370, 1104975416), (592, 690609635), (740, 552487708), (1480, 276243854), (2960, 138121927)]