450963940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1249}}^1\times {\mathrm{2579}}^1$

素因数の和:3844

約数の個数: 48

約数和(自身を含む): 1083600000

約数和(自身を除く): 632636060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1249, 2498, 2579, 4996, 5158, 6245, 8743, 10316, 12490, 12895, 17486, 18053, 24980, 25790, 34972, 36106, 43715, 51580, 72212, 87430, 90265, 174860, 180530, 361060, 3221171, 6442342, 12884684, 16105855, 22548197, 32211710, 45096394, 64423420, 90192788, 112740985, 225481970, 450963940]

約数ペア:

[(1, 450963940), (2, 225481970), (4, 112740985), (5, 90192788), (7, 64423420), (10, 45096394), (14, 32211710), (20, 22548197), (28, 16105855), (35, 12884684), (70, 6442342), (140, 3221171), (1249, 361060), (2498, 180530), (2579, 174860), (4996, 90265), (5158, 87430), (6245, 72212), (8743, 51580), (10316, 43715), (12490, 36106), (12895, 34972), (17486, 25790), (18053, 24980)]