39798920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7481}}^1$

素因数の和:7518

約数の個数: 64

約数和(自身を含む): 107740800

約数和(自身を除く): 67941880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5320, 7481, 14962, 29924, 37405, 52367, 59848, 74810, 104734, 142139, 149620, 209468, 261835, 284278, 299240, 418936, 523670, 568556, 710695, 994973, 1047340, 1137112, 1421390, 1989946, 2094680, 2842780, 3979892, 4974865, 5685560, 7959784, 9949730, 19899460, 39798920]

約数ペア:

[(1, 39798920), (2, 19899460), (4, 9949730), (5, 7959784), (7, 5685560), (8, 4974865), (10, 3979892), (14, 2842780), (19, 2094680), (20, 1989946), (28, 1421390), (35, 1137112), (38, 1047340), (40, 994973), (56, 710695), (70, 568556), (76, 523670), (95, 418936), (133, 299240), (140, 284278), (152, 261835), (190, 209468), (266, 149620), (280, 142139), (380, 104734), (532, 74810), (665, 59848), (760, 52367), (1064, 37405), (1330, 29924), (2660, 14962), (5320, 7481)]