20632480

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{617}}^1$

素因数の和:662

約数の個数: 96

約数和(自身を含む): 56064960

約数和(自身を除く): 35432480

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 76, 80, 88, 95, 110, 152, 160, 176, 190, 209, 220, 304, 352, 380, 418, 440, 608, 617, 760, 836, 880, 1045, 1234, 1520, 1672, 1760, 2090, 2468, 3040, 3085, 3344, 4180, 4936, 6170, 6688, 6787, 8360, 9872, 11723, 12340, 13574, 16720, 19744, 23446, 24680, 27148, 33440, 33935, 46892, 49360, 54296, 58615, 67870, 93784, 98720, 108592, 117230, 128953, 135740, 187568, 217184, 234460, 257906, 271480, 375136, 468920, 515812, 542960, 644765, 937840, 1031624, 1085920, 1289530, 1875680, 2063248, 2579060, 4126496, 5158120, 10316240, 20632480]

約数ペア:

[(1, 20632480), (2, 10316240), (4, 5158120), (5, 4126496), (8, 2579060), (10, 2063248), (11, 1875680), (16, 1289530), (19, 1085920), (20, 1031624), (22, 937840), (32, 644765), (38, 542960), (40, 515812), (44, 468920), (55, 375136), (76, 271480), (80, 257906), (88, 234460), (95, 217184), (110, 187568), (152, 135740), (160, 128953), (176, 117230), (190, 108592), (209, 98720), (220, 93784), (304, 67870), (352, 58615), (380, 54296), (418, 49360), (440, 46892), (608, 33935), (617, 33440), (760, 27148), (836, 24680), (880, 23446), (1045, 19744), (1234, 16720), (1520, 13574), (1672, 12340), (1760, 11723), (2090, 9872), (2468, 8360), (3040, 6787), (3085, 6688), (3344, 6170), (4180, 4936)]