490378160

素因数分解:

$2^4\times 5^1\times {\mathrm{797}}^1\times {\mathrm{7691}}^1$

素因数の和:8501

約数の個数: 40

約数和(自身を含む): 1141708176

約数和(自身を除く): 651330016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 797, 1594, 3188, 3985, 6376, 7691, 7970, 12752, 15382, 15940, 30764, 31880, 38455, 61528, 63760, 76910, 123056, 153820, 307640, 615280, 6129727, 12259454, 24518908, 30648635, 49037816, 61297270, 98075632, 122594540, 245189080, 490378160]

約数ペア:

[(1, 490378160), (2, 245189080), (4, 122594540), (5, 98075632), (8, 61297270), (10, 49037816), (16, 30648635), (20, 24518908), (40, 12259454), (80, 6129727), (797, 615280), (1594, 307640), (3188, 153820), (3985, 123056), (6376, 76910), (7691, 63760), (7970, 61528), (12752, 38455), (15382, 31880), (15940, 30764)]