16948240

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1$

素因数の和:248

約数の個数: 80

約数和(自身を含む): 42068736

約数和(自身を除く): 25120496

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 61, 80, 92, 115, 122, 151, 184, 230, 244, 302, 305, 368, 460, 488, 604, 610, 755, 920, 976, 1208, 1220, 1403, 1510, 1840, 2416, 2440, 2806, 3020, 3473, 4880, 5612, 6040, 6946, 7015, 9211, 11224, 12080, 13892, 14030, 17365, 18422, 22448, 27784, 28060, 34730, 36844, 46055, 55568, 56120, 69460, 73688, 92110, 112240, 138920, 147376, 184220, 211853, 277840, 368440, 423706, 736880, 847412, 1059265, 1694824, 2118530, 3389648, 4237060, 8474120, 16948240]

約数ペア:

[(1, 16948240), (2, 8474120), (4, 4237060), (5, 3389648), (8, 2118530), (10, 1694824), (16, 1059265), (20, 847412), (23, 736880), (40, 423706), (46, 368440), (61, 277840), (80, 211853), (92, 184220), (115, 147376), (122, 138920), (151, 112240), (184, 92110), (230, 73688), (244, 69460), (302, 56120), (305, 55568), (368, 46055), (460, 36844), (488, 34730), (604, 28060), (610, 27784), (755, 22448), (920, 18422), (976, 17365), (1208, 14030), (1220, 13892), (1403, 12080), (1510, 11224), (1840, 9211), (2416, 7015), (2440, 6946), (2806, 6040), (3020, 5612), (3473, 4880)]