54561980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{263}}^1$

素因数の和:347

約数の個数: 96

約数和(自身を含む): 134120448

約数和(自身を除く): 79558468

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 41, 44, 46, 55, 82, 92, 110, 115, 164, 205, 220, 230, 253, 263, 410, 451, 460, 506, 526, 820, 902, 943, 1012, 1052, 1265, 1315, 1804, 1886, 2255, 2530, 2630, 2893, 3772, 4510, 4715, 5060, 5260, 5786, 6049, 9020, 9430, 10373, 10783, 11572, 12098, 14465, 18860, 20746, 21566, 24196, 28930, 30245, 41492, 43132, 51865, 53915, 57860, 60490, 66539, 103730, 107830, 118613, 120980, 133078, 207460, 215660, 237226, 248009, 266156, 332695, 474452, 496018, 593065, 665390, 992036, 1186130, 1240045, 1330780, 2372260, 2480090, 2728099, 4960180, 5456198, 10912396, 13640495, 27280990, 54561980]

約数ペア:

[(1, 54561980), (2, 27280990), (4, 13640495), (5, 10912396), (10, 5456198), (11, 4960180), (20, 2728099), (22, 2480090), (23, 2372260), (41, 1330780), (44, 1240045), (46, 1186130), (55, 992036), (82, 665390), (92, 593065), (110, 496018), (115, 474452), (164, 332695), (205, 266156), (220, 248009), (230, 237226), (253, 215660), (263, 207460), (410, 133078), (451, 120980), (460, 118613), (506, 107830), (526, 103730), (820, 66539), (902, 60490), (943, 57860), (1012, 53915), (1052, 51865), (1265, 43132), (1315, 41492), (1804, 30245), (1886, 28930), (2255, 24196), (2530, 21566), (2630, 20746), (2893, 18860), (3772, 14465), (4510, 12098), (4715, 11572), (5060, 10783), (5260, 10373), (5786, 9430), (6049, 9020)]