8568920

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:212

約数の個数: 64

約数和(自身を含む): 20412000

約数和(自身を除く): 11843080

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 83, 89, 116, 145, 166, 178, 232, 290, 332, 356, 415, 445, 580, 664, 712, 830, 890, 1160, 1660, 1780, 2407, 2581, 3320, 3560, 4814, 5162, 7387, 9628, 10324, 12035, 12905, 14774, 19256, 20648, 24070, 25810, 29548, 36935, 48140, 51620, 59096, 73870, 96280, 103240, 147740, 214223, 295480, 428446, 856892, 1071115, 1713784, 2142230, 4284460, 8568920]

約数ペア:

[(1, 8568920), (2, 4284460), (4, 2142230), (5, 1713784), (8, 1071115), (10, 856892), (20, 428446), (29, 295480), (40, 214223), (58, 147740), (83, 103240), (89, 96280), (116, 73870), (145, 59096), (166, 51620), (178, 48140), (232, 36935), (290, 29548), (332, 25810), (356, 24070), (415, 20648), (445, 19256), (580, 14774), (664, 12905), (712, 12035), (830, 10324), (890, 9628), (1160, 7387), (1660, 5162), (1780, 4814), (2407, 3560), (2581, 3320)]