2187760

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1$

素因数の和:106

約数の個数: 80

約数和(自身を含む): 5624640

約数和(自身を除く): 3436880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 29, 40, 41, 46, 58, 80, 82, 92, 115, 116, 145, 164, 184, 205, 230, 232, 290, 328, 368, 410, 460, 464, 580, 656, 667, 820, 920, 943, 1160, 1189, 1334, 1640, 1840, 1886, 2320, 2378, 2668, 3280, 3335, 3772, 4715, 4756, 5336, 5945, 6670, 7544, 9430, 9512, 10672, 11890, 13340, 15088, 18860, 19024, 23780, 26680, 27347, 37720, 47560, 53360, 54694, 75440, 95120, 109388, 136735, 218776, 273470, 437552, 546940, 1093880, 2187760]

約数ペア:

[(1, 2187760), (2, 1093880), (4, 546940), (5, 437552), (8, 273470), (10, 218776), (16, 136735), (20, 109388), (23, 95120), (29, 75440), (40, 54694), (41, 53360), (46, 47560), (58, 37720), (80, 27347), (82, 26680), (92, 23780), (115, 19024), (116, 18860), (145, 15088), (164, 13340), (184, 11890), (205, 10672), (230, 9512), (232, 9430), (290, 7544), (328, 6670), (368, 5945), (410, 5336), (460, 4756), (464, 4715), (580, 3772), (656, 3335), (667, 3280), (820, 2668), (920, 2378), (943, 2320), (1160, 1886), (1189, 1840), (1334, 1640)]