28753760

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{25673}}^1$

素因数の和:25695

約数の個数: 48

約数和(自身を含む): 77638176

約数和(自身を除く): 48884416

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 25673, 51346, 102692, 128365, 179711, 205384, 256730, 359422, 410768, 513460, 718844, 821536, 898555, 1026920, 1437688, 1797110, 2053840, 2875376, 3594220, 4107680, 5750752, 7188440, 14376880, 28753760]

約数ペア:

[(1, 28753760), (2, 14376880), (4, 7188440), (5, 5750752), (7, 4107680), (8, 3594220), (10, 2875376), (14, 2053840), (16, 1797110), (20, 1437688), (28, 1026920), (32, 898555), (35, 821536), (40, 718844), (56, 513460), (70, 410768), (80, 359422), (112, 256730), (140, 205384), (160, 179711), (224, 128365), (280, 102692), (560, 51346), (1120, 25673)]