20637330

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{101}}^1\times {\mathrm{139}}^1$

素因数の和:264

約数の個数: 96

約数和(自身を含む): 58605120

約数和(自身を除く): 37967790

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 101, 105, 139, 147, 202, 210, 245, 278, 294, 303, 417, 490, 505, 606, 695, 707, 735, 834, 973, 1010, 1390, 1414, 1470, 1515, 1946, 2085, 2121, 2919, 3030, 3535, 4170, 4242, 4865, 4949, 5838, 6811, 7070, 9730, 9898, 10605, 13622, 14039, 14595, 14847, 20433, 21210, 24745, 28078, 29190, 29694, 34055, 40866, 42117, 49490, 68110, 70195, 74235, 84234, 98273, 102165, 140390, 148470, 196546, 204330, 210585, 294819, 421170, 491365, 589638, 687911, 982730, 1375822, 1474095, 2063733, 2948190, 3439555, 4127466, 6879110, 10318665, 20637330]

約数ペア:

[(1, 20637330), (2, 10318665), (3, 6879110), (5, 4127466), (6, 3439555), (7, 2948190), (10, 2063733), (14, 1474095), (15, 1375822), (21, 982730), (30, 687911), (35, 589638), (42, 491365), (49, 421170), (70, 294819), (98, 210585), (101, 204330), (105, 196546), (139, 148470), (147, 140390), (202, 102165), (210, 98273), (245, 84234), (278, 74235), (294, 70195), (303, 68110), (417, 49490), (490, 42117), (505, 40866), (606, 34055), (695, 29694), (707, 29190), (735, 28078), (834, 24745), (973, 21210), (1010, 20433), (1390, 14847), (1414, 14595), (1470, 14039), (1515, 13622), (1946, 10605), (2085, 9898), (2121, 9730), (2919, 7070), (3030, 6811), (3535, 5838), (4170, 4949), (4242, 4865)]