4852280

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:176

約数の個数: 64

約数和(自身を含む): 11664000

約数和(自身を除く): 6811720

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 47, 58, 89, 94, 116, 145, 178, 188, 232, 235, 290, 356, 376, 445, 470, 580, 712, 890, 940, 1160, 1363, 1780, 1880, 2581, 2726, 3560, 4183, 5162, 5452, 6815, 8366, 10324, 10904, 12905, 13630, 16732, 20648, 20915, 25810, 27260, 33464, 41830, 51620, 54520, 83660, 103240, 121307, 167320, 242614, 485228, 606535, 970456, 1213070, 2426140, 4852280]

約数ペア:

[(1, 4852280), (2, 2426140), (4, 1213070), (5, 970456), (8, 606535), (10, 485228), (20, 242614), (29, 167320), (40, 121307), (47, 103240), (58, 83660), (89, 54520), (94, 51620), (116, 41830), (145, 33464), (178, 27260), (188, 25810), (232, 20915), (235, 20648), (290, 16732), (356, 13630), (376, 12905), (445, 10904), (470, 10324), (580, 8366), (712, 6815), (890, 5452), (940, 5162), (1160, 4183), (1363, 3560), (1780, 2726), (1880, 2581)]