7149380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{229}}^1$

素因数の和:468

約数の個数: 48

約数和(自身を含む): 17310720

約数和(自身を除く): 10161340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 223, 229, 446, 458, 892, 916, 1115, 1145, 1561, 1603, 2230, 2290, 3122, 3206, 4460, 4580, 6244, 6412, 7805, 8015, 15610, 16030, 31220, 32060, 51067, 102134, 204268, 255335, 357469, 510670, 714938, 1021340, 1429876, 1787345, 3574690, 7149380]

約数ペア:

[(1, 7149380), (2, 3574690), (4, 1787345), (5, 1429876), (7, 1021340), (10, 714938), (14, 510670), (20, 357469), (28, 255335), (35, 204268), (70, 102134), (140, 51067), (223, 32060), (229, 31220), (446, 16030), (458, 15610), (892, 8015), (916, 7805), (1115, 6412), (1145, 6244), (1561, 4580), (1603, 4460), (2230, 3206), (2290, 3122)]