2776223380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{149099}}^1$

素因数の和:149141

約数の個数: 72

約数和(自身を含む): 7138908000

約数和(自身を除く): 4362684620

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 49, 70, 76, 95, 98, 133, 140, 190, 196, 245, 266, 380, 490, 532, 665, 931, 980, 1330, 1862, 2660, 3724, 4655, 9310, 18620, 149099, 298198, 596396, 745495, 1043693, 1490990, 2087386, 2832881, 2981980, 4174772, 5218465, 5665762, 7305851, 10436930, 11331524, 14164405, 14611702, 19830167, 20873860, 28328810, 29223404, 36529255, 39660334, 56657620, 73058510, 79320668, 99150835, 138811169, 146117020, 198301670, 277622338, 396603340, 555244676, 694055845, 1388111690, 2776223380]

約数ペア:

[(1, 2776223380), (2, 1388111690), (4, 694055845), (5, 555244676), (7, 396603340), (10, 277622338), (14, 198301670), (19, 146117020), (20, 138811169), (28, 99150835), (35, 79320668), (38, 73058510), (49, 56657620), (70, 39660334), (76, 36529255), (95, 29223404), (98, 28328810), (133, 20873860), (140, 19830167), (190, 14611702), (196, 14164405), (245, 11331524), (266, 10436930), (380, 7305851), (490, 5665762), (532, 5218465), (665, 4174772), (931, 2981980), (980, 2832881), (1330, 2087386), (1862, 1490990), (2660, 1043693), (3724, 745495), (4655, 596396), (9310, 298198), (18620, 149099)]