11726720

素因数分解:

$2^7\times 5^1\times {\mathrm{73}}^1\times {\mathrm{251}}^1$

素因数の和:343

約数の個数: 64

約数和(自身を含む): 28531440

約数和(自身を除く): 16804720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 73, 80, 128, 146, 160, 251, 292, 320, 365, 502, 584, 640, 730, 1004, 1168, 1255, 1460, 2008, 2336, 2510, 2920, 4016, 4672, 5020, 5840, 8032, 9344, 10040, 11680, 16064, 18323, 20080, 23360, 32128, 36646, 40160, 46720, 73292, 80320, 91615, 146584, 160640, 183230, 293168, 366460, 586336, 732920, 1172672, 1465840, 2345344, 2931680, 5863360, 11726720]

約数ペア:

[(1, 11726720), (2, 5863360), (4, 2931680), (5, 2345344), (8, 1465840), (10, 1172672), (16, 732920), (20, 586336), (32, 366460), (40, 293168), (64, 183230), (73, 160640), (80, 146584), (128, 91615), (146, 80320), (160, 73292), (251, 46720), (292, 40160), (320, 36646), (365, 32128), (502, 23360), (584, 20080), (640, 18323), (730, 16064), (1004, 11680), (1168, 10040), (1255, 9344), (1460, 8032), (2008, 5840), (2336, 5020), (2510, 4672), (2920, 4016)]