19103679520

素因数分解:

$2^5\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1009}}^1\times {\mathrm{1621}}^1$

素因数の和:2718

約数の個数: 96

約数和(自身を含む): 45824289840

約数和(自身を除く): 26720610320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 73, 80, 146, 160, 292, 365, 584, 730, 1009, 1168, 1460, 1621, 2018, 2336, 2920, 3242, 4036, 5045, 5840, 6484, 8072, 8105, 10090, 11680, 12968, 16144, 16210, 20180, 25936, 32288, 32420, 40360, 51872, 64840, 73657, 80720, 118333, 129680, 147314, 161440, 236666, 259360, 294628, 368285, 473332, 589256, 591665, 736570, 946664, 1178512, 1183330, 1473140, 1635589, 1893328, 2357024, 2366660, 2946280, 3271178, 3786656, 4733320, 5892560, 6542356, 8177945, 9466640, 11785120, 13084712, 16355890, 18933280, 26169424, 32711780, 52338848, 65423560, 119397997, 130847120, 238795994, 261694240, 477591988, 596989985, 955183976, 1193979970, 1910367952, 2387959940, 3820735904, 4775919880, 9551839760, 19103679520]

約数ペア:

[(1, 19103679520), (2, 9551839760), (4, 4775919880), (5, 3820735904), (8, 2387959940), (10, 1910367952), (16, 1193979970), (20, 955183976), (32, 596989985), (40, 477591988), (73, 261694240), (80, 238795994), (146, 130847120), (160, 119397997), (292, 65423560), (365, 52338848), (584, 32711780), (730, 26169424), (1009, 18933280), (1168, 16355890), (1460, 13084712), (1621, 11785120), (2018, 9466640), (2336, 8177945), (2920, 6542356), (3242, 5892560), (4036, 4733320), (5045, 3786656), (5840, 3271178), (6484, 2946280), (8072, 2366660), (8105, 2357024), (10090, 1893328), (11680, 1635589), (12968, 1473140), (16144, 1183330), (16210, 1178512), (20180, 946664), (25936, 736570), (32288, 591665), (32420, 589256), (40360, 473332), (51872, 368285), (64840, 294628), (73657, 259360), (80720, 236666), (118333, 161440), (129680, 147314)]