4984100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1$

素因数の和:245

約数の個数: 72

約数和(自身を含む): 12374208

約数和(自身を除く): 7390108

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 25, 44, 46, 50, 55, 92, 100, 110, 115, 197, 220, 230, 253, 275, 394, 460, 506, 550, 575, 788, 985, 1012, 1100, 1150, 1265, 1970, 2167, 2300, 2530, 3940, 4334, 4531, 4925, 5060, 6325, 8668, 9062, 9850, 10835, 12650, 18124, 19700, 21670, 22655, 25300, 43340, 45310, 49841, 54175, 90620, 99682, 108350, 113275, 199364, 216700, 226550, 249205, 453100, 498410, 996820, 1246025, 2492050, 4984100]

約数ペア:

[(1, 4984100), (2, 2492050), (4, 1246025), (5, 996820), (10, 498410), (11, 453100), (20, 249205), (22, 226550), (23, 216700), (25, 199364), (44, 113275), (46, 108350), (50, 99682), (55, 90620), (92, 54175), (100, 49841), (110, 45310), (115, 43340), (197, 25300), (220, 22655), (230, 21670), (253, 19700), (275, 18124), (394, 12650), (460, 10835), (506, 9850), (550, 9062), (575, 8668), (788, 6325), (985, 5060), (1012, 4925), (1100, 4531), (1150, 4334), (1265, 3940), (1970, 2530), (2167, 2300)]