12221109580

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{2089}}^1\times {\mathrm{4007}}^1$

素因数の和:6178

約数の個数: 48

約数和(自身を含む): 26034845760

約数和(自身を除く): 13813736180

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 2089, 4007, 4178, 8014, 8356, 10445, 16028, 20035, 20890, 40070, 41780, 80140, 152497, 292511, 304994, 585022, 609988, 762485, 1170044, 1462555, 1524970, 2925110, 3049940, 5850220, 8370623, 16741246, 33482492, 41853115, 83706230, 167412460, 611055479, 1222110958, 2444221916, 3055277395, 6110554790, 12221109580]

約数ペア:

[(1, 12221109580), (2, 6110554790), (4, 3055277395), (5, 2444221916), (10, 1222110958), (20, 611055479), (73, 167412460), (146, 83706230), (292, 41853115), (365, 33482492), (730, 16741246), (1460, 8370623), (2089, 5850220), (4007, 3049940), (4178, 2925110), (8014, 1524970), (8356, 1462555), (10445, 1170044), (16028, 762485), (20035, 609988), (20890, 585022), (40070, 304994), (41780, 292511), (80140, 152497)]