28953080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{4283}}^1$

素因数の和:4320

約数の個数: 48

約数和(自身を含む): 70557480

約数和(自身を除く): 41604400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 3380, 4283, 6760, 8566, 17132, 21415, 34264, 42830, 55679, 85660, 111358, 171320, 222716, 278395, 445432, 556790, 723827, 1113580, 1447654, 2227160, 2895308, 3619135, 5790616, 7238270, 14476540, 28953080]

約数ペア:

[(1, 28953080), (2, 14476540), (4, 7238270), (5, 5790616), (8, 3619135), (10, 2895308), (13, 2227160), (20, 1447654), (26, 1113580), (40, 723827), (52, 556790), (65, 445432), (104, 278395), (130, 222716), (169, 171320), (260, 111358), (338, 85660), (520, 55679), (676, 42830), (845, 34264), (1352, 21415), (1690, 17132), (3380, 8566), (4283, 6760)]