22243100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{277}}^1$

素因数の和:375

約数の個数: 72

約数和(自身を含む): 53569488

約数和(自身を除く): 31326388

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 73, 100, 110, 146, 220, 275, 277, 292, 365, 550, 554, 730, 803, 1100, 1108, 1385, 1460, 1606, 1825, 2770, 3047, 3212, 3650, 4015, 5540, 6094, 6925, 7300, 8030, 12188, 13850, 15235, 16060, 20075, 20221, 27700, 30470, 40150, 40442, 60940, 76175, 80300, 80884, 101105, 152350, 202210, 222431, 304700, 404420, 444862, 505525, 889724, 1011050, 1112155, 2022100, 2224310, 4448620, 5560775, 11121550, 22243100]

約数ペア:

[(1, 22243100), (2, 11121550), (4, 5560775), (5, 4448620), (10, 2224310), (11, 2022100), (20, 1112155), (22, 1011050), (25, 889724), (44, 505525), (50, 444862), (55, 404420), (73, 304700), (100, 222431), (110, 202210), (146, 152350), (220, 101105), (275, 80884), (277, 80300), (292, 76175), (365, 60940), (550, 40442), (554, 40150), (730, 30470), (803, 27700), (1100, 20221), (1108, 20075), (1385, 16060), (1460, 15235), (1606, 13850), (1825, 12188), (2770, 8030), (3047, 7300), (3212, 6925), (3650, 6094), (4015, 5540)]