61720540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{25933}}^1$

素因数の和:25966

約数の個数: 48

約数和(自身を含む): 156848832

約数和(自身を除く): 95128292

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 25933, 51866, 103732, 129665, 181531, 259330, 363062, 440861, 518660, 726124, 881722, 907655, 1763444, 1815310, 2204305, 3086027, 3630620, 4408610, 6172054, 8817220, 12344108, 15430135, 30860270, 61720540]

約数ペア:

[(1, 61720540), (2, 30860270), (4, 15430135), (5, 12344108), (7, 8817220), (10, 6172054), (14, 4408610), (17, 3630620), (20, 3086027), (28, 2204305), (34, 1815310), (35, 1763444), (68, 907655), (70, 881722), (85, 726124), (119, 518660), (140, 440861), (170, 363062), (238, 259330), (340, 181531), (476, 129665), (595, 103732), (1190, 51866), (2380, 25933)]