1394695120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{191579}}^1$

素因数の和:191612

約数の個数: 80

約数和(自身を含む): 3990994560

約数和(自身を除く): 2596299440

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 191579, 383158, 766316, 957895, 1341053, 1532632, 1915790, 2490527, 2682106, 3065264, 3831580, 4981054, 5364212, 6705265, 7663160, 9962108, 10728424, 12452635, 13410530, 15326320, 17433689, 19924216, 21456848, 24905270, 26821060, 34867378, 39848432, 49810540, 53642120, 69734756, 87168445, 99621080, 107284240, 139469512, 174336890, 199242160, 278939024, 348673780, 697347560, 1394695120]

約数ペア:

[(1, 1394695120), (2, 697347560), (4, 348673780), (5, 278939024), (7, 199242160), (8, 174336890), (10, 139469512), (13, 107284240), (14, 99621080), (16, 87168445), (20, 69734756), (26, 53642120), (28, 49810540), (35, 39848432), (40, 34867378), (52, 26821060), (56, 24905270), (65, 21456848), (70, 19924216), (80, 17433689), (91, 15326320), (104, 13410530), (112, 12452635), (130, 10728424), (140, 9962108), (182, 7663160), (208, 6705265), (260, 5364212), (280, 4981054), (364, 3831580), (455, 3065264), (520, 2682106), (560, 2490527), (728, 1915790), (910, 1532632), (1040, 1341053), (1456, 957895), (1820, 766316), (3640, 383158), (7280, 191579)]