486590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1$

素因数の和:236

約数の個数: 32

約数和(自身を含む): 997920

約数和(自身を除く): 511330

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 197, 247, 394, 494, 985, 1235, 1970, 2470, 2561, 3743, 5122, 7486, 12805, 18715, 25610, 37430, 48659, 97318, 243295, 486590]

約数ペア:

[(1, 486590), (2, 243295), (5, 97318), (10, 48659), (13, 37430), (19, 25610), (26, 18715), (38, 12805), (65, 7486), (95, 5122), (130, 3743), (190, 2561), (197, 2470), (247, 1970), (394, 1235), (494, 985)]