19872660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19483}}^1$

素因数の和:19512

約数の個数: 48

約数和(自身を含む): 58919616

約数和(自身を除く): 39046956

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 19483, 38966, 58449, 77932, 97415, 116898, 194830, 233796, 292245, 331211, 389660, 584490, 662422, 993633, 1168980, 1324844, 1656055, 1987266, 3312110, 3974532, 4968165, 6624220, 9936330, 19872660]

約数ペア:

[(1, 19872660), (2, 9936330), (3, 6624220), (4, 4968165), (5, 3974532), (6, 3312110), (10, 1987266), (12, 1656055), (15, 1324844), (17, 1168980), (20, 993633), (30, 662422), (34, 584490), (51, 389660), (60, 331211), (68, 292245), (85, 233796), (102, 194830), (170, 116898), (204, 97415), (255, 77932), (340, 58449), (510, 38966), (1020, 19483)]