20278327510

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{439}}^1\times {\mathrm{8353}}^1$

素因数の和:8885

約数の個数: 64

約数和(自身を含む): 42344755200

約数和(自身を除く): 22066427690

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 79, 158, 395, 439, 553, 790, 878, 1106, 2195, 2765, 3073, 4390, 5530, 6146, 8353, 15365, 16706, 30730, 34681, 41765, 58471, 69362, 83530, 116942, 173405, 242767, 292355, 346810, 485534, 584710, 659887, 1213835, 1319774, 2427670, 3299435, 3666967, 4619209, 6598870, 7333934, 9238418, 18334835, 23096045, 25668769, 36669670, 46192090, 51337538, 128343845, 256687690, 289690393, 579380786, 1448451965, 2027832751, 2896903930, 4055665502, 10139163755, 20278327510]

約数ペア:

[(1, 20278327510), (2, 10139163755), (5, 4055665502), (7, 2896903930), (10, 2027832751), (14, 1448451965), (35, 579380786), (70, 289690393), (79, 256687690), (158, 128343845), (395, 51337538), (439, 46192090), (553, 36669670), (790, 25668769), (878, 23096045), (1106, 18334835), (2195, 9238418), (2765, 7333934), (3073, 6598870), (4390, 4619209), (5530, 3666967), (6146, 3299435), (8353, 2427670), (15365, 1319774), (16706, 1213835), (30730, 659887), (34681, 584710), (41765, 485534), (58471, 346810), (69362, 292355), (83530, 242767), (116942, 173405)]