2017983760

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{10159}}^1$

素因数の和:10376

約数の個数: 80

約数和(自身を含む): 5079674880

約数和(自身を除く): 3061691120

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 191, 208, 260, 382, 520, 764, 955, 1040, 1528, 1910, 2483, 3056, 3820, 4966, 7640, 9932, 10159, 12415, 15280, 19864, 20318, 24830, 39728, 40636, 49660, 50795, 81272, 99320, 101590, 132067, 162544, 198640, 203180, 264134, 406360, 528268, 660335, 812720, 1056536, 1320670, 1940369, 2113072, 2641340, 3880738, 5282680, 7761476, 9701845, 10565360, 15522952, 19403690, 25224797, 31045904, 38807380, 50449594, 77614760, 100899188, 126123985, 155229520, 201798376, 252247970, 403596752, 504495940, 1008991880, 2017983760]

約数ペア:

[(1, 2017983760), (2, 1008991880), (4, 504495940), (5, 403596752), (8, 252247970), (10, 201798376), (13, 155229520), (16, 126123985), (20, 100899188), (26, 77614760), (40, 50449594), (52, 38807380), (65, 31045904), (80, 25224797), (104, 19403690), (130, 15522952), (191, 10565360), (208, 9701845), (260, 7761476), (382, 5282680), (520, 3880738), (764, 2641340), (955, 2113072), (1040, 1940369), (1528, 1320670), (1910, 1056536), (2483, 812720), (3056, 660335), (3820, 528268), (4966, 406360), (7640, 264134), (9932, 203180), (10159, 198640), (12415, 162544), (15280, 132067), (19864, 101590), (20318, 99320), (24830, 81272), (39728, 50795), (40636, 49660)]