220118560

素因数分解:

$2^5\times 5^1\times {\mathrm{769}}^1\times {\mathrm{1789}}^1$

素因数の和:2573

約数の個数: 48

約数和(自身を含む): 520997400

約数和(自身を除く): 300878840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 769, 1538, 1789, 3076, 3578, 3845, 6152, 7156, 7690, 8945, 12304, 14312, 15380, 17890, 24608, 28624, 30760, 35780, 57248, 61520, 71560, 123040, 143120, 286240, 1375741, 2751482, 5502964, 6878705, 11005928, 13757410, 22011856, 27514820, 44023712, 55029640, 110059280, 220118560]

約数ペア:

[(1, 220118560), (2, 110059280), (4, 55029640), (5, 44023712), (8, 27514820), (10, 22011856), (16, 13757410), (20, 11005928), (32, 6878705), (40, 5502964), (80, 2751482), (160, 1375741), (769, 286240), (1538, 143120), (1789, 123040), (3076, 71560), (3578, 61520), (3845, 57248), (6152, 35780), (7156, 30760), (7690, 28624), (8945, 24608), (12304, 17890), (14312, 15380)]