1387540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1$

素因数の和:97

約数の個数: 96

約数和(自身を含む): 3919104

約数和(自身を除く): 2531564

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 17, 20, 22, 28, 34, 35, 44, 53, 55, 68, 70, 77, 85, 106, 110, 119, 140, 154, 170, 187, 212, 220, 238, 265, 308, 340, 371, 374, 385, 476, 530, 583, 595, 742, 748, 770, 901, 935, 1060, 1166, 1190, 1309, 1484, 1540, 1802, 1855, 1870, 2332, 2380, 2618, 2915, 3604, 3710, 3740, 4081, 4505, 5236, 5830, 6307, 6545, 7420, 8162, 9010, 9911, 11660, 12614, 13090, 16324, 18020, 19822, 20405, 25228, 26180, 31535, 39644, 40810, 49555, 63070, 69377, 81620, 99110, 126140, 138754, 198220, 277508, 346885, 693770, 1387540]

約数ペア:

[(1, 1387540), (2, 693770), (4, 346885), (5, 277508), (7, 198220), (10, 138754), (11, 126140), (14, 99110), (17, 81620), (20, 69377), (22, 63070), (28, 49555), (34, 40810), (35, 39644), (44, 31535), (53, 26180), (55, 25228), (68, 20405), (70, 19822), (77, 18020), (85, 16324), (106, 13090), (110, 12614), (119, 11660), (140, 9911), (154, 9010), (170, 8162), (187, 7420), (212, 6545), (220, 6307), (238, 5830), (265, 5236), (308, 4505), (340, 4081), (371, 3740), (374, 3710), (385, 3604), (476, 2915), (530, 2618), (583, 2380), (595, 2332), (742, 1870), (748, 1855), (770, 1802), (901, 1540), (935, 1484), (1060, 1309), (1166, 1190)]