40294048

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{269}}^1$

素因数の和:461

約数の個数: 48

約数和(自身を含む): 82736640

約数和(自身を除く): 42442592

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 151, 248, 269, 302, 496, 538, 604, 992, 1076, 1208, 2152, 2416, 4304, 4681, 4832, 8339, 8608, 9362, 16678, 18724, 33356, 37448, 40619, 66712, 74896, 81238, 133424, 149792, 162476, 266848, 324952, 649904, 1259189, 1299808, 2518378, 5036756, 10073512, 20147024, 40294048]

約数ペア:

[(1, 40294048), (2, 20147024), (4, 10073512), (8, 5036756), (16, 2518378), (31, 1299808), (32, 1259189), (62, 649904), (124, 324952), (151, 266848), (248, 162476), (269, 149792), (302, 133424), (496, 81238), (538, 74896), (604, 66712), (992, 40619), (1076, 37448), (1208, 33356), (2152, 18724), (2416, 16678), (4304, 9362), (4681, 8608), (4832, 8339)]