5129240

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{397}}^1$

素因数の和:444

約数の個数: 64

約数和(自身を含む): 12895200

約数和(自身を除く): 7765960

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 68, 76, 85, 95, 136, 152, 170, 190, 323, 340, 380, 397, 646, 680, 760, 794, 1292, 1588, 1615, 1985, 2584, 3176, 3230, 3970, 6460, 6749, 7543, 7940, 12920, 13498, 15086, 15880, 26996, 30172, 33745, 37715, 53992, 60344, 67490, 75430, 128231, 134980, 150860, 256462, 269960, 301720, 512924, 641155, 1025848, 1282310, 2564620, 5129240]

約数ペア:

[(1, 5129240), (2, 2564620), (4, 1282310), (5, 1025848), (8, 641155), (10, 512924), (17, 301720), (19, 269960), (20, 256462), (34, 150860), (38, 134980), (40, 128231), (68, 75430), (76, 67490), (85, 60344), (95, 53992), (136, 37715), (152, 33745), (170, 30172), (190, 26996), (323, 15880), (340, 15086), (380, 13498), (397, 12920), (646, 7940), (680, 7543), (760, 6749), (794, 6460), (1292, 3970), (1588, 3230), (1615, 3176), (1985, 2584)]