47144020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^4\times {\mathrm{23}}^1$

素因数の和:83

約数の個数: 120

約数和(自身を含む): 129870720

約数和(自身を除く): 82726700

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 23, 28, 35, 44, 46, 55, 70, 77, 92, 110, 115, 121, 140, 154, 161, 220, 230, 242, 253, 308, 322, 385, 460, 484, 506, 605, 644, 770, 805, 847, 1012, 1210, 1265, 1331, 1540, 1610, 1694, 1771, 2420, 2530, 2662, 2783, 3220, 3388, 3542, 4235, 5060, 5324, 5566, 6655, 7084, 8470, 8855, 9317, 11132, 13310, 13915, 14641, 16940, 17710, 18634, 19481, 26620, 27830, 29282, 30613, 35420, 37268, 38962, 46585, 55660, 58564, 61226, 73205, 77924, 93170, 97405, 102487, 122452, 146410, 153065, 186340, 194810, 204974, 214291, 292820, 306130, 336743, 389620, 409948, 428582, 512435, 612260, 673486, 857164, 1024870, 1071455, 1346972, 1683715, 2049740, 2142910, 2357201, 3367430, 4285820, 4714402, 6734860, 9428804, 11786005, 23572010, 47144020]

約数ペア:

[(1, 47144020), (2, 23572010), (4, 11786005), (5, 9428804), (7, 6734860), (10, 4714402), (11, 4285820), (14, 3367430), (20, 2357201), (22, 2142910), (23, 2049740), (28, 1683715), (35, 1346972), (44, 1071455), (46, 1024870), (55, 857164), (70, 673486), (77, 612260), (92, 512435), (110, 428582), (115, 409948), (121, 389620), (140, 336743), (154, 306130), (161, 292820), (220, 214291), (230, 204974), (242, 194810), (253, 186340), (308, 153065), (322, 146410), (385, 122452), (460, 102487), (484, 97405), (506, 93170), (605, 77924), (644, 73205), (770, 61226), (805, 58564), (847, 55660), (1012, 46585), (1210, 38962), (1265, 37268), (1331, 35420), (1540, 30613), (1610, 29282), (1694, 27830), (1771, 26620), (2420, 19481), (2530, 18634), (2662, 17710), (2783, 16940), (3220, 14641), (3388, 13915), (3542, 13310), (4235, 11132), (5060, 9317), (5324, 8855), (5566, 8470), (6655, 7084)]