1479940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2$

素因数の和:89

約数の個数: 72

約数和(自身を含む): 4003776

約数和(自身を除く): 2523836

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 31, 35, 44, 55, 62, 70, 77, 110, 124, 140, 154, 155, 217, 220, 308, 310, 341, 385, 434, 620, 682, 770, 868, 961, 1085, 1364, 1540, 1705, 1922, 2170, 2387, 3410, 3844, 4340, 4774, 4805, 6727, 6820, 9548, 9610, 10571, 11935, 13454, 19220, 21142, 23870, 26908, 33635, 42284, 47740, 52855, 67270, 73997, 105710, 134540, 147994, 211420, 295988, 369985, 739970, 1479940]

約数ペア:

[(1, 1479940), (2, 739970), (4, 369985), (5, 295988), (7, 211420), (10, 147994), (11, 134540), (14, 105710), (20, 73997), (22, 67270), (28, 52855), (31, 47740), (35, 42284), (44, 33635), (55, 26908), (62, 23870), (70, 21142), (77, 19220), (110, 13454), (124, 11935), (140, 10571), (154, 9610), (155, 9548), (217, 6820), (220, 6727), (308, 4805), (310, 4774), (341, 4340), (385, 3844), (434, 3410), (620, 2387), (682, 2170), (770, 1922), (868, 1705), (961, 1540), (1085, 1364)]