26087240

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{523}}^1$

素因数の和:606

約数の個数: 64

約数和(自身を含む): 62251200

約数和(自身を除く): 36163960

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 43, 58, 86, 116, 145, 172, 215, 232, 290, 344, 430, 523, 580, 860, 1046, 1160, 1247, 1720, 2092, 2494, 2615, 4184, 4988, 5230, 6235, 9976, 10460, 12470, 15167, 20920, 22489, 24940, 30334, 44978, 49880, 60668, 75835, 89956, 112445, 121336, 151670, 179912, 224890, 303340, 449780, 606680, 652181, 899560, 1304362, 2608724, 3260905, 5217448, 6521810, 13043620, 26087240]

約数ペア:

[(1, 26087240), (2, 13043620), (4, 6521810), (5, 5217448), (8, 3260905), (10, 2608724), (20, 1304362), (29, 899560), (40, 652181), (43, 606680), (58, 449780), (86, 303340), (116, 224890), (145, 179912), (172, 151670), (215, 121336), (232, 112445), (290, 89956), (344, 75835), (430, 60668), (523, 49880), (580, 44978), (860, 30334), (1046, 24940), (1160, 22489), (1247, 20920), (1720, 15167), (2092, 12470), (2494, 10460), (2615, 9976), (4184, 6235), (4988, 5230)]