291219460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{109481}}^1$

素因数の和:109516

約数の個数: 48

約数和(自身を含む): 735719040

約数和(自身を除く): 444499580

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 109481, 218962, 437924, 547405, 766367, 1094810, 1532734, 2080139, 2189620, 3065468, 3831835, 4160278, 7663670, 8320556, 10400695, 14560973, 15327340, 20801390, 29121946, 41602780, 58243892, 72804865, 145609730, 291219460]

約数ペア:

[(1, 291219460), (2, 145609730), (4, 72804865), (5, 58243892), (7, 41602780), (10, 29121946), (14, 20801390), (19, 15327340), (20, 14560973), (28, 10400695), (35, 8320556), (38, 7663670), (70, 4160278), (76, 3831835), (95, 3065468), (133, 2189620), (140, 2080139), (190, 1532734), (266, 1094810), (380, 766367), (532, 547405), (665, 437924), (1330, 218962), (2660, 109481)]