2017902900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{517411}}^1$

素因数の和:517441

約数の個数: 72

約数和(自身を含む): 6287590624

約数和(自身を除く): 4269687724

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 195, 260, 300, 325, 390, 650, 780, 975, 1300, 1950, 3900, 517411, 1034822, 1552233, 2069644, 2587055, 3104466, 5174110, 6208932, 6726343, 7761165, 10348220, 12935275, 13452686, 15522330, 20179029, 25870550, 26905372, 31044660, 33631715, 38805825, 40358058, 51741100, 67263430, 77611650, 80716116, 100895145, 134526860, 155223300, 168158575, 201790290, 336317150, 403580580, 504475725, 672634300, 1008951450, 2017902900]

約数ペア:

[(1, 2017902900), (2, 1008951450), (3, 672634300), (4, 504475725), (5, 403580580), (6, 336317150), (10, 201790290), (12, 168158575), (13, 155223300), (15, 134526860), (20, 100895145), (25, 80716116), (26, 77611650), (30, 67263430), (39, 51741100), (50, 40358058), (52, 38805825), (60, 33631715), (65, 31044660), (75, 26905372), (78, 25870550), (100, 20179029), (130, 15522330), (150, 13452686), (156, 12935275), (195, 10348220), (260, 7761165), (300, 6726343), (325, 6208932), (390, 5174110), (650, 3104466), (780, 2587055), (975, 2069644), (1300, 1552233), (1950, 1034822), (3900, 517411)]