4453720

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1$

素因数の和:184

約数の個数: 64

約数和(自身を含む): 10782720

約数和(自身を除く): 6329000

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 47, 92, 94, 103, 115, 184, 188, 206, 230, 235, 376, 412, 460, 470, 515, 824, 920, 940, 1030, 1081, 1880, 2060, 2162, 2369, 4120, 4324, 4738, 4841, 5405, 8648, 9476, 9682, 10810, 11845, 18952, 19364, 21620, 23690, 24205, 38728, 43240, 47380, 48410, 94760, 96820, 111343, 193640, 222686, 445372, 556715, 890744, 1113430, 2226860, 4453720]

約数ペア:

[(1, 4453720), (2, 2226860), (4, 1113430), (5, 890744), (8, 556715), (10, 445372), (20, 222686), (23, 193640), (40, 111343), (46, 96820), (47, 94760), (92, 48410), (94, 47380), (103, 43240), (115, 38728), (184, 24205), (188, 23690), (206, 21620), (230, 19364), (235, 18952), (376, 11845), (412, 10810), (460, 9682), (470, 9476), (515, 8648), (824, 5405), (920, 4841), (940, 4738), (1030, 4324), (1081, 4120), (1880, 2369), (2060, 2162)]