8345480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1459}}^1$

素因数の和:1494

約数の個数: 64

約数和(自身を含む): 22075200

約数和(自身を除く): 13729720

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1430, 1459, 2860, 2918, 5720, 5836, 7295, 11672, 14590, 16049, 18967, 29180, 32098, 37934, 58360, 64196, 75868, 80245, 94835, 128392, 151736, 160490, 189670, 208637, 320980, 379340, 417274, 641960, 758680, 834548, 1043185, 1669096, 2086370, 4172740, 8345480]

約数ペア:

[(1, 8345480), (2, 4172740), (4, 2086370), (5, 1669096), (8, 1043185), (10, 834548), (11, 758680), (13, 641960), (20, 417274), (22, 379340), (26, 320980), (40, 208637), (44, 189670), (52, 160490), (55, 151736), (65, 128392), (88, 94835), (104, 80245), (110, 75868), (130, 64196), (143, 58360), (220, 37934), (260, 32098), (286, 29180), (440, 18967), (520, 16049), (572, 14590), (715, 11672), (1144, 7295), (1430, 5836), (1459, 5720), (2860, 2918)]