19274720

素因数分解:

$2^5\times 5^1\times {\mathrm{179}}^1\times {\mathrm{673}}^1$

素因数の和:867

約数の個数: 48

約数和(自身を含む): 45858960

約数和(自身を除く): 26584240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 179, 358, 673, 716, 895, 1346, 1432, 1790, 2692, 2864, 3365, 3580, 5384, 5728, 6730, 7160, 10768, 13460, 14320, 21536, 26920, 28640, 53840, 107680, 120467, 240934, 481868, 602335, 963736, 1204670, 1927472, 2409340, 3854944, 4818680, 9637360, 19274720]

約数ペア:

[(1, 19274720), (2, 9637360), (4, 4818680), (5, 3854944), (8, 2409340), (10, 1927472), (16, 1204670), (20, 963736), (32, 602335), (40, 481868), (80, 240934), (160, 120467), (179, 107680), (358, 53840), (673, 28640), (716, 26920), (895, 21536), (1346, 14320), (1432, 13460), (1790, 10768), (2692, 7160), (2864, 6730), (3365, 5728), (3580, 5384)]