426778040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{4297}}^1$

素因数の和:4512

約数の個数: 64

約数和(自身を含む): 1039772160

約数和(自身を除く): 612994120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 191, 260, 382, 520, 764, 955, 1528, 1910, 2483, 3820, 4297, 4966, 7640, 8594, 9932, 12415, 17188, 19864, 21485, 24830, 34376, 42970, 49660, 55861, 85940, 99320, 111722, 171880, 223444, 279305, 446888, 558610, 820727, 1117220, 1641454, 2234440, 3282908, 4103635, 6565816, 8207270, 10669451, 16414540, 21338902, 32829080, 42677804, 53347255, 85355608, 106694510, 213389020, 426778040]

約数ペア:

[(1, 426778040), (2, 213389020), (4, 106694510), (5, 85355608), (8, 53347255), (10, 42677804), (13, 32829080), (20, 21338902), (26, 16414540), (40, 10669451), (52, 8207270), (65, 6565816), (104, 4103635), (130, 3282908), (191, 2234440), (260, 1641454), (382, 1117220), (520, 820727), (764, 558610), (955, 446888), (1528, 279305), (1910, 223444), (2483, 171880), (3820, 111722), (4297, 99320), (4966, 85940), (7640, 55861), (8594, 49660), (9932, 42970), (12415, 34376), (17188, 24830), (19864, 21485)]