28806160

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{359}}^1$

素因数の和:448

約数の個数: 80

約数和(自身を含む): 72316800

約数和(自身を除く): 43510640

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 59, 68, 80, 85, 118, 136, 170, 236, 272, 295, 340, 359, 472, 590, 680, 718, 944, 1003, 1180, 1360, 1436, 1795, 2006, 2360, 2872, 3590, 4012, 4720, 5015, 5744, 6103, 7180, 8024, 10030, 12206, 14360, 16048, 20060, 21181, 24412, 28720, 30515, 40120, 42362, 48824, 61030, 80240, 84724, 97648, 105905, 122060, 169448, 211810, 244120, 338896, 360077, 423620, 488240, 720154, 847240, 1440308, 1694480, 1800385, 2880616, 3600770, 5761232, 7201540, 14403080, 28806160]

約数ペア:

[(1, 28806160), (2, 14403080), (4, 7201540), (5, 5761232), (8, 3600770), (10, 2880616), (16, 1800385), (17, 1694480), (20, 1440308), (34, 847240), (40, 720154), (59, 488240), (68, 423620), (80, 360077), (85, 338896), (118, 244120), (136, 211810), (170, 169448), (236, 122060), (272, 105905), (295, 97648), (340, 84724), (359, 80240), (472, 61030), (590, 48824), (680, 42362), (718, 40120), (944, 30515), (1003, 28720), (1180, 24412), (1360, 21181), (1436, 20060), (1795, 16048), (2006, 14360), (2360, 12206), (2872, 10030), (3590, 8024), (4012, 7180), (4720, 6103), (5015, 5744)]