20236979100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{5188969}}^1$

素因数の和:5188999

約数の個数: 72

約数和(自身を含む): 63056363440

約数和(自身を除く): 42819384340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 195, 260, 300, 325, 390, 650, 780, 975, 1300, 1950, 3900, 5188969, 10377938, 15566907, 20755876, 25944845, 31133814, 51889690, 62267628, 67456597, 77834535, 103779380, 129724225, 134913194, 155669070, 202369791, 259448450, 269826388, 311338140, 337282985, 389172675, 404739582, 518896900, 674565970, 778345350, 809479164, 1011848955, 1349131940, 1556690700, 1686414925, 2023697910, 3372829850, 4047395820, 5059244775, 6745659700, 10118489550, 20236979100]

約数ペア:

[(1, 20236979100), (2, 10118489550), (3, 6745659700), (4, 5059244775), (5, 4047395820), (6, 3372829850), (10, 2023697910), (12, 1686414925), (13, 1556690700), (15, 1349131940), (20, 1011848955), (25, 809479164), (26, 778345350), (30, 674565970), (39, 518896900), (50, 404739582), (52, 389172675), (60, 337282985), (65, 311338140), (75, 269826388), (78, 259448450), (100, 202369791), (130, 155669070), (150, 134913194), (156, 129724225), (195, 103779380), (260, 77834535), (300, 67456597), (325, 62267628), (390, 51889690), (650, 31133814), (780, 25944845), (975, 20755876), (1300, 15566907), (1950, 10377938), (3900, 5188969)]