20441310

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{269}}^1$

素因数の和:445

約数の個数: 64

約数和(自身を含む): 52488000

約数和(自身を除く): 32046690

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 149, 170, 255, 269, 298, 447, 510, 538, 745, 807, 894, 1345, 1490, 1614, 2235, 2533, 2690, 4035, 4470, 4573, 5066, 7599, 8070, 9146, 12665, 13719, 15198, 22865, 25330, 27438, 37995, 40081, 45730, 68595, 75990, 80162, 120243, 137190, 200405, 240486, 400810, 601215, 681377, 1202430, 1362754, 2044131, 3406885, 4088262, 6813770, 10220655, 20441310]

約数ペア:

[(1, 20441310), (2, 10220655), (3, 6813770), (5, 4088262), (6, 3406885), (10, 2044131), (15, 1362754), (17, 1202430), (30, 681377), (34, 601215), (51, 400810), (85, 240486), (102, 200405), (149, 137190), (170, 120243), (255, 80162), (269, 75990), (298, 68595), (447, 45730), (510, 40081), (538, 37995), (745, 27438), (807, 25330), (894, 22865), (1345, 15198), (1490, 13719), (1614, 12665), (2235, 9146), (2533, 8070), (2690, 7599), (4035, 5066), (4470, 4573)]