2081990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{331}}^1$

素因数の和:392

約数の個数: 32

約数和(自身を含む): 4087584

約数和(自身を除く): 2005594

約数列:

[1, 2, 5, 10, 17, 34, 37, 74, 85, 170, 185, 331, 370, 629, 662, 1258, 1655, 3145, 3310, 5627, 6290, 11254, 12247, 24494, 28135, 56270, 61235, 122470, 208199, 416398, 1040995, 2081990]

約数ペア:

[(1, 2081990), (2, 1040995), (5, 416398), (10, 208199), (17, 122470), (34, 61235), (37, 56270), (74, 28135), (85, 24494), (170, 12247), (185, 11254), (331, 6290), (370, 5627), (629, 3310), (662, 3145), (1258, 1655)]