30821476

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{887}}^1$

素因数の和:988

約数の個数: 48

約数和(自身を含む): 66237696

約数和(自身を除く): 35416220

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 73, 119, 146, 238, 292, 476, 511, 887, 1022, 1241, 1774, 2044, 2482, 3548, 4964, 6209, 8687, 12418, 15079, 17374, 24836, 30158, 34748, 60316, 64751, 105553, 129502, 211106, 259004, 422212, 453257, 906514, 1100767, 1813028, 2201534, 4403068, 7705369, 15410738, 30821476]

約数ペア:

[(1, 30821476), (2, 15410738), (4, 7705369), (7, 4403068), (14, 2201534), (17, 1813028), (28, 1100767), (34, 906514), (68, 453257), (73, 422212), (119, 259004), (146, 211106), (238, 129502), (292, 105553), (476, 64751), (511, 60316), (887, 34748), (1022, 30158), (1241, 24836), (1774, 17374), (2044, 15079), (2482, 12418), (3548, 8687), (4964, 6209)]