17888220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{14197}}^1$

素因数の和:14219

約数の個数: 72

約数和(自身を含む): 62016864

約数和(自身を除く): 44128644

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 14197, 28394, 42591, 56788, 70985, 85182, 99379, 127773, 141970, 170364, 198758, 212955, 255546, 283940, 298137, 397516, 425910, 496895, 511092, 596274, 638865, 851820, 894411, 993790, 1192548, 1277730, 1490685, 1788822, 1987580, 2555460, 2981370, 3577644, 4472055, 5962740, 8944110, 17888220]

約数ペア:

[(1, 17888220), (2, 8944110), (3, 5962740), (4, 4472055), (5, 3577644), (6, 2981370), (7, 2555460), (9, 1987580), (10, 1788822), (12, 1490685), (14, 1277730), (15, 1192548), (18, 993790), (20, 894411), (21, 851820), (28, 638865), (30, 596274), (35, 511092), (36, 496895), (42, 425910), (45, 397516), (60, 298137), (63, 283940), (70, 255546), (84, 212955), (90, 198758), (105, 170364), (126, 141970), (140, 127773), (180, 99379), (210, 85182), (252, 70985), (315, 56788), (420, 42591), (630, 28394), (1260, 14197)]