1246960

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1$

素因数の和:146

約数の個数: 80

約数和(自身を含む): 3437280

約数和(自身を除く): 2190320

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 104, 109, 110, 130, 143, 176, 208, 218, 220, 260, 286, 436, 440, 520, 545, 572, 715, 872, 880, 1040, 1090, 1144, 1199, 1417, 1430, 1744, 2180, 2288, 2398, 2834, 2860, 4360, 4796, 5668, 5720, 5995, 7085, 8720, 9592, 11336, 11440, 11990, 14170, 15587, 19184, 22672, 23980, 28340, 31174, 47960, 56680, 62348, 77935, 95920, 113360, 124696, 155870, 249392, 311740, 623480, 1246960]

約数ペア:

[(1, 1246960), (2, 623480), (4, 311740), (5, 249392), (8, 155870), (10, 124696), (11, 113360), (13, 95920), (16, 77935), (20, 62348), (22, 56680), (26, 47960), (40, 31174), (44, 28340), (52, 23980), (55, 22672), (65, 19184), (80, 15587), (88, 14170), (104, 11990), (109, 11440), (110, 11336), (130, 9592), (143, 8720), (176, 7085), (208, 5995), (218, 5720), (220, 5668), (260, 4796), (286, 4360), (436, 2860), (440, 2834), (520, 2398), (545, 2288), (572, 2180), (715, 1744), (872, 1430), (880, 1417), (1040, 1199), (1090, 1144)]