1899049240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{227159}}^1$

素因数の和:227200

約数の個数: 64

約数和(自身を含む): 4906656000

約数和(自身を除く): 3007606760

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 380, 418, 440, 760, 836, 1045, 1672, 2090, 4180, 8360, 227159, 454318, 908636, 1135795, 1817272, 2271590, 2498749, 4316021, 4543180, 4997498, 8632042, 9086360, 9994996, 12493745, 17264084, 19989992, 21580105, 24987490, 34528168, 43160210, 47476231, 49974980, 86320420, 94952462, 99949960, 172640840, 189904924, 237381155, 379809848, 474762310, 949524620, 1899049240]

約数ペア:

[(1, 1899049240), (2, 949524620), (4, 474762310), (5, 379809848), (8, 237381155), (10, 189904924), (11, 172640840), (19, 99949960), (20, 94952462), (22, 86320420), (38, 49974980), (40, 47476231), (44, 43160210), (55, 34528168), (76, 24987490), (88, 21580105), (95, 19989992), (110, 17264084), (152, 12493745), (190, 9994996), (209, 9086360), (220, 8632042), (380, 4997498), (418, 4543180), (440, 4316021), (760, 2498749), (836, 2271590), (1045, 1817272), (1672, 1135795), (2090, 908636), (4180, 454318), (8360, 227159)]