47226640

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:320

約数の個数: 80

約数和(自身を含む): 114992640

約数和(自身を除く): 67766000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 137, 139, 155, 248, 274, 278, 310, 496, 548, 556, 620, 685, 695, 1096, 1112, 1240, 1370, 1390, 2192, 2224, 2480, 2740, 2780, 4247, 4309, 5480, 5560, 8494, 8618, 10960, 11120, 16988, 17236, 19043, 21235, 21545, 33976, 34472, 38086, 42470, 43090, 67952, 68944, 76172, 84940, 86180, 95215, 152344, 169880, 172360, 190430, 304688, 339760, 344720, 380860, 590333, 761720, 1180666, 1523440, 2361332, 2951665, 4722664, 5903330, 9445328, 11806660, 23613320, 47226640]

約数ペア:

[(1, 47226640), (2, 23613320), (4, 11806660), (5, 9445328), (8, 5903330), (10, 4722664), (16, 2951665), (20, 2361332), (31, 1523440), (40, 1180666), (62, 761720), (80, 590333), (124, 380860), (137, 344720), (139, 339760), (155, 304688), (248, 190430), (274, 172360), (278, 169880), (310, 152344), (496, 95215), (548, 86180), (556, 84940), (620, 76172), (685, 68944), (695, 67952), (1096, 43090), (1112, 42470), (1240, 38086), (1370, 34472), (1390, 33976), (2192, 21545), (2224, 21235), (2480, 19043), (2740, 17236), (2780, 16988), (4247, 11120), (4309, 10960), (5480, 8618), (5560, 8494)]