294847180

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{211}}^1\times {\mathrm{641}}^1$

素因数の和:970

約数の個数: 48

約数和(自身を含む): 628800480

約数和(自身を除く): 333953300

約数列:

[1, 2, 4, 5, 10, 20, 109, 211, 218, 422, 436, 545, 641, 844, 1055, 1090, 1282, 2110, 2180, 2564, 3205, 4220, 6410, 12820, 22999, 45998, 69869, 91996, 114995, 135251, 139738, 229990, 270502, 279476, 349345, 459980, 541004, 676255, 698690, 1352510, 1397380, 2705020, 14742359, 29484718, 58969436, 73711795, 147423590, 294847180]

約数ペア:

[(1, 294847180), (2, 147423590), (4, 73711795), (5, 58969436), (10, 29484718), (20, 14742359), (109, 2705020), (211, 1397380), (218, 1352510), (422, 698690), (436, 676255), (545, 541004), (641, 459980), (844, 349345), (1055, 279476), (1090, 270502), (1282, 229990), (2110, 139738), (2180, 135251), (2564, 114995), (3205, 91996), (4220, 69869), (6410, 45998), (12820, 22999)]