20840802690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{950333}}^1$

素因数の和:950403

約数の個数: 64

約数和(自身を含む): 54191846016

約数和(自身を除く): 33351043326

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 43, 51, 85, 86, 102, 129, 170, 215, 255, 258, 430, 510, 645, 731, 1290, 1462, 2193, 3655, 4386, 7310, 10965, 21930, 950333, 1900666, 2850999, 4751665, 5701998, 9503330, 14254995, 16155661, 28509990, 32311322, 40864319, 48466983, 80778305, 81728638, 96933966, 122592957, 161556610, 204321595, 242334915, 245185914, 408643190, 484669830, 612964785, 694693423, 1225929570, 1389386846, 2084080269, 3473467115, 4168160538, 6946934230, 10420401345, 20840802690]

約数ペア:

[(1, 20840802690), (2, 10420401345), (3, 6946934230), (5, 4168160538), (6, 3473467115), (10, 2084080269), (15, 1389386846), (17, 1225929570), (30, 694693423), (34, 612964785), (43, 484669830), (51, 408643190), (85, 245185914), (86, 242334915), (102, 204321595), (129, 161556610), (170, 122592957), (215, 96933966), (255, 81728638), (258, 80778305), (430, 48466983), (510, 40864319), (645, 32311322), (731, 28509990), (1290, 16155661), (1462, 14254995), (2193, 9503330), (3655, 5701998), (4386, 4751665), (7310, 2850999), (10965, 1900666), (21930, 950333)]