210804910

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{5227}}^1$

素因数の和:5380

約数の個数: 32

約数和(自身を含む): 393354720

約数和(自身を除く): 182549810

約数列:

[1, 2, 5, 10, 37, 74, 109, 185, 218, 370, 545, 1090, 4033, 5227, 8066, 10454, 20165, 26135, 40330, 52270, 193399, 386798, 569743, 966995, 1139486, 1933990, 2848715, 5697430, 21080491, 42160982, 105402455, 210804910]

約数ペア:

[(1, 210804910), (2, 105402455), (5, 42160982), (10, 21080491), (37, 5697430), (74, 2848715), (109, 1933990), (185, 1139486), (218, 966995), (370, 569743), (545, 386798), (1090, 193399), (4033, 52270), (5227, 40330), (8066, 26135), (10454, 20165)]