201102820

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{3181}}^1$

素因数の和:3328

約数の個数: 48

約数和(自身を含む): 441025200

約数和(自身を除く): 239922380

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 109, 116, 145, 218, 290, 436, 545, 580, 1090, 2180, 3161, 3181, 6322, 6362, 12644, 12724, 15805, 15905, 31610, 31810, 63220, 63620, 92249, 184498, 346729, 368996, 461245, 693458, 922490, 1386916, 1733645, 1844980, 3467290, 6934580, 10055141, 20110282, 40220564, 50275705, 100551410, 201102820]

約数ペア:

[(1, 201102820), (2, 100551410), (4, 50275705), (5, 40220564), (10, 20110282), (20, 10055141), (29, 6934580), (58, 3467290), (109, 1844980), (116, 1733645), (145, 1386916), (218, 922490), (290, 693458), (436, 461245), (545, 368996), (580, 346729), (1090, 184498), (2180, 92249), (3161, 63620), (3181, 63220), (6322, 31810), (6362, 31610), (12644, 15905), (12724, 15805)]