12219440

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{229}}^1$

素因数の和:294

約数の個数: 80

約数和(自身を含む): 30801600

約数和(自身を除く): 18582160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 29, 40, 46, 58, 80, 92, 115, 116, 145, 184, 229, 230, 232, 290, 368, 458, 460, 464, 580, 667, 916, 920, 1145, 1160, 1334, 1832, 1840, 2290, 2320, 2668, 3335, 3664, 4580, 5267, 5336, 6641, 6670, 9160, 10534, 10672, 13282, 13340, 18320, 21068, 26335, 26564, 26680, 33205, 42136, 52670, 53128, 53360, 66410, 84272, 105340, 106256, 132820, 152743, 210680, 265640, 305486, 421360, 531280, 610972, 763715, 1221944, 1527430, 2443888, 3054860, 6109720, 12219440]

約数ペア:

[(1, 12219440), (2, 6109720), (4, 3054860), (5, 2443888), (8, 1527430), (10, 1221944), (16, 763715), (20, 610972), (23, 531280), (29, 421360), (40, 305486), (46, 265640), (58, 210680), (80, 152743), (92, 132820), (115, 106256), (116, 105340), (145, 84272), (184, 66410), (229, 53360), (230, 53128), (232, 52670), (290, 42136), (368, 33205), (458, 26680), (460, 26564), (464, 26335), (580, 21068), (667, 18320), (916, 13340), (920, 13282), (1145, 10672), (1160, 10534), (1334, 9160), (1832, 6670), (1840, 6641), (2290, 5336), (2320, 5267), (2668, 4580), (3335, 3664)]