22207900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1553}}^1$

素因数の和:1591

約数の個数: 72

約数和(自身を含む): 56652624

約数和(自身を除く): 34444724

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 25, 26, 44, 50, 52, 55, 65, 100, 110, 130, 143, 220, 260, 275, 286, 325, 550, 572, 650, 715, 1100, 1300, 1430, 1553, 2860, 3106, 3575, 6212, 7150, 7765, 14300, 15530, 17083, 20189, 31060, 34166, 38825, 40378, 68332, 77650, 80756, 85415, 100945, 155300, 170830, 201890, 222079, 341660, 403780, 427075, 444158, 504725, 854150, 888316, 1009450, 1110395, 1708300, 2018900, 2220790, 4441580, 5551975, 11103950, 22207900]

約数ペア:

[(1, 22207900), (2, 11103950), (4, 5551975), (5, 4441580), (10, 2220790), (11, 2018900), (13, 1708300), (20, 1110395), (22, 1009450), (25, 888316), (26, 854150), (44, 504725), (50, 444158), (52, 427075), (55, 403780), (65, 341660), (100, 222079), (110, 201890), (130, 170830), (143, 155300), (220, 100945), (260, 85415), (275, 80756), (286, 77650), (325, 68332), (550, 40378), (572, 38825), (650, 34166), (715, 31060), (1100, 20189), (1300, 17083), (1430, 15530), (1553, 14300), (2860, 7765), (3106, 7150), (3575, 6212)]