22163920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{379}}^1$

素因数の和:452

約数の個数: 80

約数和(自身を含む): 55978560

約数和(自身を除く): 33814640

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 43, 68, 80, 85, 86, 136, 170, 172, 215, 272, 340, 344, 379, 430, 680, 688, 731, 758, 860, 1360, 1462, 1516, 1720, 1895, 2924, 3032, 3440, 3655, 3790, 5848, 6064, 6443, 7310, 7580, 11696, 12886, 14620, 15160, 16297, 25772, 29240, 30320, 32215, 32594, 51544, 58480, 64430, 65188, 81485, 103088, 128860, 130376, 162970, 257720, 260752, 277049, 325940, 515440, 554098, 651880, 1108196, 1303760, 1385245, 2216392, 2770490, 4432784, 5540980, 11081960, 22163920]

約数ペア:

[(1, 22163920), (2, 11081960), (4, 5540980), (5, 4432784), (8, 2770490), (10, 2216392), (16, 1385245), (17, 1303760), (20, 1108196), (34, 651880), (40, 554098), (43, 515440), (68, 325940), (80, 277049), (85, 260752), (86, 257720), (136, 162970), (170, 130376), (172, 128860), (215, 103088), (272, 81485), (340, 65188), (344, 64430), (379, 58480), (430, 51544), (680, 32594), (688, 32215), (731, 30320), (758, 29240), (860, 25772), (1360, 16297), (1462, 15160), (1516, 14620), (1720, 12886), (1895, 11696), (2924, 7580), (3032, 7310), (3440, 6443), (3655, 6064), (3790, 5848)]