16402760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{3389}}^1$

素因数の和:3422

約数の個数: 48

約数和(自身を含む): 40578300

約数和(自身を除く): 24175540

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 3389, 4840, 6778, 13556, 16945, 27112, 33890, 37279, 67780, 74558, 135560, 149116, 186395, 298232, 372790, 410069, 745580, 820138, 1491160, 1640276, 2050345, 3280552, 4100690, 8201380, 16402760]

約数ペア:

[(1, 16402760), (2, 8201380), (4, 4100690), (5, 3280552), (8, 2050345), (10, 1640276), (11, 1491160), (20, 820138), (22, 745580), (40, 410069), (44, 372790), (55, 298232), (88, 186395), (110, 149116), (121, 135560), (220, 74558), (242, 67780), (440, 37279), (484, 33890), (605, 27112), (968, 16945), (1210, 13556), (2420, 6778), (3389, 4840)]