12893860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{223}}^1$

素因数の和:305

約数の個数: 72

約数和(自身を含む): 32175360

約数和(自身を除く): 19281500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 59, 70, 98, 118, 140, 196, 223, 236, 245, 295, 413, 446, 490, 590, 826, 892, 980, 1115, 1180, 1561, 1652, 2065, 2230, 2891, 3122, 4130, 4460, 5782, 6244, 7805, 8260, 10927, 11564, 13157, 14455, 15610, 21854, 26314, 28910, 31220, 43708, 52628, 54635, 57820, 65785, 92099, 109270, 131570, 184198, 218540, 263140, 368396, 460495, 644693, 920990, 1289386, 1841980, 2578772, 3223465, 6446930, 12893860]

約数ペア:

[(1, 12893860), (2, 6446930), (4, 3223465), (5, 2578772), (7, 1841980), (10, 1289386), (14, 920990), (20, 644693), (28, 460495), (35, 368396), (49, 263140), (59, 218540), (70, 184198), (98, 131570), (118, 109270), (140, 92099), (196, 65785), (223, 57820), (236, 54635), (245, 52628), (295, 43708), (413, 31220), (446, 28910), (490, 26314), (590, 21854), (826, 15610), (892, 14455), (980, 13157), (1115, 11564), (1180, 10927), (1561, 8260), (1652, 7805), (2065, 6244), (2230, 5782), (2891, 4460), (3122, 4130)]