40186976

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{421}}^1$

素因数の和:607

約数の個数: 48

約数和(自身を含む): 84011760

約数和(自身を除く): 43824784

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 157, 304, 314, 421, 608, 628, 842, 1256, 1684, 2512, 2983, 3368, 5024, 5966, 6736, 7999, 11932, 13472, 15998, 23864, 31996, 47728, 63992, 66097, 95456, 127984, 132194, 255968, 264388, 528776, 1057552, 1255843, 2115104, 2511686, 5023372, 10046744, 20093488, 40186976]

約数ペア:

[(1, 40186976), (2, 20093488), (4, 10046744), (8, 5023372), (16, 2511686), (19, 2115104), (32, 1255843), (38, 1057552), (76, 528776), (152, 264388), (157, 255968), (304, 132194), (314, 127984), (421, 95456), (608, 66097), (628, 63992), (842, 47728), (1256, 31996), (1684, 23864), (2512, 15998), (2983, 13472), (3368, 11932), (5024, 7999), (5966, 6736)]