55403480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{11447}}^1$

素因数の和:11480

約数の個数: 48

約数和(自身を含む): 137032560

約数和(自身を除く): 81629080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840, 11447, 22894, 45788, 57235, 91576, 114470, 125917, 228940, 251834, 457880, 503668, 629585, 1007336, 1259170, 1385087, 2518340, 2770174, 5036680, 5540348, 6925435, 11080696, 13850870, 27701740, 55403480]

約数ペア:

[(1, 55403480), (2, 27701740), (4, 13850870), (5, 11080696), (8, 6925435), (10, 5540348), (11, 5036680), (20, 2770174), (22, 2518340), (40, 1385087), (44, 1259170), (55, 1007336), (88, 629585), (110, 503668), (121, 457880), (220, 251834), (242, 228940), (440, 125917), (484, 114470), (605, 91576), (968, 57235), (1210, 45788), (2420, 22894), (4840, 11447)]