3977989860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5099987}}^1$

素因数の和:5100012

約数の個数: 48

約数和(自身を含む): 11995171776

約数和(自身を除く): 8017181916

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 5099987, 10199974, 15299961, 20399948, 25499935, 30599922, 50999870, 61199844, 66299831, 76499805, 101999740, 132599662, 152999610, 198899493, 265199324, 305999220, 331499155, 397798986, 662998310, 795597972, 994497465, 1325996620, 1988994930, 3977989860]

約数ペア:

[(1, 3977989860), (2, 1988994930), (3, 1325996620), (4, 994497465), (5, 795597972), (6, 662998310), (10, 397798986), (12, 331499155), (13, 305999220), (15, 265199324), (20, 198899493), (26, 152999610), (30, 132599662), (39, 101999740), (52, 76499805), (60, 66299831), (65, 61199844), (78, 50999870), (130, 30599922), (156, 25499935), (195, 20399948), (260, 15299961), (390, 10199974), (780, 5099987)]