19636480

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^2\times {\mathrm{29}}^1$

素因数の和:96

約数の個数: 108

約数和(自身を含む): 50864940

約数和(自身を除く): 31228460

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 29, 32, 40, 46, 58, 64, 80, 92, 115, 116, 128, 145, 160, 184, 230, 232, 256, 290, 320, 368, 460, 464, 529, 580, 640, 667, 736, 920, 928, 1058, 1160, 1280, 1334, 1472, 1840, 1856, 2116, 2320, 2645, 2668, 2944, 3335, 3680, 3712, 4232, 4640, 5290, 5336, 5888, 6670, 7360, 7424, 8464, 9280, 10580, 10672, 13340, 14720, 15341, 16928, 18560, 21160, 21344, 26680, 29440, 30682, 33856, 37120, 42320, 42688, 53360, 61364, 67712, 76705, 84640, 85376, 106720, 122728, 135424, 153410, 169280, 170752, 213440, 245456, 306820, 338560, 426880, 490912, 613640, 677120, 853760, 981824, 1227280, 1963648, 2454560, 3927296, 4909120, 9818240, 19636480]

約数ペア:

[(1, 19636480), (2, 9818240), (4, 4909120), (5, 3927296), (8, 2454560), (10, 1963648), (16, 1227280), (20, 981824), (23, 853760), (29, 677120), (32, 613640), (40, 490912), (46, 426880), (58, 338560), (64, 306820), (80, 245456), (92, 213440), (115, 170752), (116, 169280), (128, 153410), (145, 135424), (160, 122728), (184, 106720), (230, 85376), (232, 84640), (256, 76705), (290, 67712), (320, 61364), (368, 53360), (460, 42688), (464, 42320), (529, 37120), (580, 33856), (640, 30682), (667, 29440), (736, 26680), (920, 21344), (928, 21160), (1058, 18560), (1160, 16928), (1280, 15341), (1334, 14720), (1472, 13340), (1840, 10672), (1856, 10580), (2116, 9280), (2320, 8464), (2645, 7424), (2668, 7360), (2944, 6670), (3335, 5888), (3680, 5336), (3712, 5290), (4232, 4640)]