395928004

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{1249}}^1$

素因数の和:1412

約数の個数: 48

約数和(自身を含む): 754600000

約数和(自身を除く): 358671996

約数列:

[1, 2, 4, 19, 38, 43, 76, 86, 97, 172, 194, 388, 817, 1249, 1634, 1843, 2498, 3268, 3686, 4171, 4996, 7372, 8342, 16684, 23731, 47462, 53707, 79249, 94924, 107414, 121153, 158498, 214828, 242306, 316996, 484612, 1020433, 2040866, 2301907, 4081732, 4603814, 5209579, 9207628, 10419158, 20838316, 98982001, 197964002, 395928004]

約数ペア:

[(1, 395928004), (2, 197964002), (4, 98982001), (19, 20838316), (38, 10419158), (43, 9207628), (76, 5209579), (86, 4603814), (97, 4081732), (172, 2301907), (194, 2040866), (388, 1020433), (817, 484612), (1249, 316996), (1634, 242306), (1843, 214828), (2498, 158498), (3268, 121153), (3686, 107414), (4171, 94924), (4996, 79249), (7372, 53707), (8342, 47462), (16684, 23731)]