29982220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{541}}^1$

素因数の和:730

約数の個数: 48

約数和(自身を含む): 67199328

約数和(自身を除く): 37217108

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 163, 170, 326, 340, 541, 652, 815, 1082, 1630, 2164, 2705, 2771, 3260, 5410, 5542, 9197, 10820, 11084, 13855, 18394, 27710, 36788, 45985, 55420, 88183, 91970, 176366, 183940, 352732, 440915, 881830, 1499111, 1763660, 2998222, 5996444, 7495555, 14991110, 29982220]

約数ペア:

[(1, 29982220), (2, 14991110), (4, 7495555), (5, 5996444), (10, 2998222), (17, 1763660), (20, 1499111), (34, 881830), (68, 440915), (85, 352732), (163, 183940), (170, 176366), (326, 91970), (340, 88183), (541, 55420), (652, 45985), (815, 36788), (1082, 27710), (1630, 18394), (2164, 13855), (2705, 11084), (2771, 10820), (3260, 9197), (5410, 5542)]