719977580

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{104953}}^1$

素因数の和:104983

約数の個数: 48

約数和(自身を含む): 1763227200

約数和(自身を除く): 1043249620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 6860, 104953, 209906, 419812, 524765, 734671, 1049530, 1469342, 2099060, 2938684, 3673355, 5142697, 7346710, 10285394, 14693420, 20570788, 25713485, 35998879, 51426970, 71997758, 102853940, 143995516, 179994395, 359988790, 719977580]

約数ペア:

[(1, 719977580), (2, 359988790), (4, 179994395), (5, 143995516), (7, 102853940), (10, 71997758), (14, 51426970), (20, 35998879), (28, 25713485), (35, 20570788), (49, 14693420), (70, 10285394), (98, 7346710), (140, 5142697), (196, 3673355), (245, 2938684), (343, 2099060), (490, 1469342), (686, 1049530), (980, 734671), (1372, 524765), (1715, 419812), (3430, 209906), (6860, 104953)]