28806810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{503}}^1$

素因数の和:619

約数の個数: 64

約数和(自身を含む): 73156608

約数和(自身を除く): 44349798

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 83, 115, 138, 166, 230, 249, 345, 415, 498, 503, 690, 830, 1006, 1245, 1509, 1909, 2490, 2515, 3018, 3818, 5030, 5727, 7545, 9545, 11454, 11569, 15090, 19090, 23138, 28635, 34707, 41749, 57270, 57845, 69414, 83498, 115690, 125247, 173535, 208745, 250494, 347070, 417490, 626235, 960227, 1252470, 1920454, 2880681, 4801135, 5761362, 9602270, 14403405, 28806810]

約数ペア:

[(1, 28806810), (2, 14403405), (3, 9602270), (5, 5761362), (6, 4801135), (10, 2880681), (15, 1920454), (23, 1252470), (30, 960227), (46, 626235), (69, 417490), (83, 347070), (115, 250494), (138, 208745), (166, 173535), (230, 125247), (249, 115690), (345, 83498), (415, 69414), (498, 57845), (503, 57270), (690, 41749), (830, 34707), (1006, 28635), (1245, 23138), (1509, 19090), (1909, 15090), (2490, 11569), (2515, 11454), (3018, 9545), (3818, 7545), (5030, 5727)]