17430980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{6553}}^1$

素因数の和:6588

約数の個数: 48

約数和(自身を含む): 44042880

約数和(自身を除く): 26611900

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 6553, 13106, 26212, 32765, 45871, 65530, 91742, 124507, 131060, 183484, 229355, 249014, 458710, 498028, 622535, 871549, 917420, 1245070, 1743098, 2490140, 3486196, 4357745, 8715490, 17430980]

約数ペア:

[(1, 17430980), (2, 8715490), (4, 4357745), (5, 3486196), (7, 2490140), (10, 1743098), (14, 1245070), (19, 917420), (20, 871549), (28, 622535), (35, 498028), (38, 458710), (70, 249014), (76, 229355), (95, 183484), (133, 131060), (140, 124507), (190, 91742), (266, 65530), (380, 45871), (532, 32765), (665, 26212), (1330, 13106), (2660, 6553)]