31606540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{3701}}^1$

素因数の和:3778

約数の個数: 48

約数和(自身を含む): 77120064

約数和(自身を除く): 45513524

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 305, 427, 610, 854, 1220, 1708, 2135, 3701, 4270, 7402, 8540, 14804, 18505, 25907, 37010, 51814, 74020, 103628, 129535, 225761, 259070, 451522, 518140, 903044, 1128805, 1580327, 2257610, 3160654, 4515220, 6321308, 7901635, 15803270, 31606540]

約数ペア:

[(1, 31606540), (2, 15803270), (4, 7901635), (5, 6321308), (7, 4515220), (10, 3160654), (14, 2257610), (20, 1580327), (28, 1128805), (35, 903044), (61, 518140), (70, 451522), (122, 259070), (140, 225761), (244, 129535), (305, 103628), (427, 74020), (610, 51814), (854, 37010), (1220, 25907), (1708, 18505), (2135, 14804), (3701, 8540), (4270, 7402)]