130340

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{19}}^1$

素因数の和:49

約数の個数: 48

約数和(自身を含む): 336000

約数和(自身を除く): 205660

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 49, 70, 76, 95, 98, 133, 140, 190, 196, 245, 266, 343, 380, 490, 532, 665, 686, 931, 980, 1330, 1372, 1715, 1862, 2660, 3430, 3724, 4655, 6517, 6860, 9310, 13034, 18620, 26068, 32585, 65170, 130340]

約数ペア:

[(1, 130340), (2, 65170), (4, 32585), (5, 26068), (7, 18620), (10, 13034), (14, 9310), (19, 6860), (20, 6517), (28, 4655), (35, 3724), (38, 3430), (49, 2660), (70, 1862), (76, 1715), (95, 1372), (98, 1330), (133, 980), (140, 931), (190, 686), (196, 665), (245, 532), (266, 490), (343, 380)]