47852840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1$

素因数の和:235

約数の個数: 128

約数和(自身を含む): 131328000

約数和(自身を除く): 83475160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 37, 40, 56, 62, 70, 74, 124, 140, 148, 149, 155, 185, 217, 248, 259, 280, 296, 298, 310, 370, 434, 518, 596, 620, 740, 745, 868, 1036, 1043, 1085, 1147, 1192, 1240, 1295, 1480, 1490, 1736, 2072, 2086, 2170, 2294, 2590, 2980, 4172, 4340, 4588, 4619, 5180, 5215, 5513, 5735, 5960, 8029, 8344, 8680, 9176, 9238, 10360, 10430, 11026, 11470, 16058, 18476, 20860, 22052, 22940, 23095, 27565, 32116, 32333, 36952, 38591, 40145, 41720, 44104, 45880, 46190, 55130, 64232, 64666, 77182, 80290, 92380, 110260, 129332, 154364, 160580, 161665, 170903, 184760, 192955, 220520, 258664, 308728, 321160, 323330, 341806, 385910, 646660, 683612, 771820, 854515, 1196321, 1293320, 1367224, 1543640, 1709030, 2392642, 3418060, 4785284, 5981605, 6836120, 9570568, 11963210, 23926420, 47852840]

約数ペア:

[(1, 47852840), (2, 23926420), (4, 11963210), (5, 9570568), (7, 6836120), (8, 5981605), (10, 4785284), (14, 3418060), (20, 2392642), (28, 1709030), (31, 1543640), (35, 1367224), (37, 1293320), (40, 1196321), (56, 854515), (62, 771820), (70, 683612), (74, 646660), (124, 385910), (140, 341806), (148, 323330), (149, 321160), (155, 308728), (185, 258664), (217, 220520), (248, 192955), (259, 184760), (280, 170903), (296, 161665), (298, 160580), (310, 154364), (370, 129332), (434, 110260), (518, 92380), (596, 80290), (620, 77182), (740, 64666), (745, 64232), (868, 55130), (1036, 46190), (1043, 45880), (1085, 44104), (1147, 41720), (1192, 40145), (1240, 38591), (1295, 36952), (1480, 32333), (1490, 32116), (1736, 27565), (2072, 23095), (2086, 22940), (2170, 22052), (2294, 20860), (2590, 18476), (2980, 16058), (4172, 11470), (4340, 11026), (4588, 10430), (4619, 10360), (5180, 9238), (5215, 9176), (5513, 8680), (5735, 8344), (5960, 8029)]