982878380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1451}}^1\times {\mathrm{3079}}^1$

素因数の和:4550

約数の個数: 48

約数和(自身を含む): 2253968640

約数和(自身を除く): 1271090260

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1451, 2902, 3079, 5804, 6158, 7255, 12316, 14510, 15395, 15961, 29020, 30790, 31922, 33869, 61580, 63844, 67738, 79805, 135476, 159610, 169345, 319220, 338690, 677380, 4467629, 8935258, 17870516, 22338145, 44676290, 49143919, 89352580, 98287838, 196575676, 245719595, 491439190, 982878380]

約数ペア:

[(1, 982878380), (2, 491439190), (4, 245719595), (5, 196575676), (10, 98287838), (11, 89352580), (20, 49143919), (22, 44676290), (44, 22338145), (55, 17870516), (110, 8935258), (220, 4467629), (1451, 677380), (2902, 338690), (3079, 319220), (5804, 169345), (6158, 159610), (7255, 135476), (12316, 79805), (14510, 67738), (15395, 63844), (15961, 61580), (29020, 33869), (30790, 31922)]