1979770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1$

素因数の和:274

約数の個数: 32

約数和(自身を含む): 3901968

約数和(自身を除く): 1922198

約数列:

[1, 2, 5, 10, 13, 26, 65, 97, 130, 157, 194, 314, 485, 785, 970, 1261, 1570, 2041, 2522, 4082, 6305, 10205, 12610, 15229, 20410, 30458, 76145, 152290, 197977, 395954, 989885, 1979770]

約数ペア:

[(1, 1979770), (2, 989885), (5, 395954), (10, 197977), (13, 152290), (26, 76145), (65, 30458), (97, 20410), (130, 15229), (157, 12610), (194, 10205), (314, 6305), (485, 4082), (785, 2522), (970, 2041), (1261, 1570)]