20123372220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{424007}}^1$

素因数の和:424139

約数の個数: 96

約数和(自身を含む): 64964809728

約数和(自身を除く): 44841437508

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 113, 140, 210, 226, 339, 420, 452, 565, 678, 791, 1130, 1356, 1582, 1695, 2260, 2373, 3164, 3390, 3955, 4746, 6780, 7910, 9492, 11865, 15820, 23730, 47460, 424007, 848014, 1272021, 1696028, 2120035, 2544042, 2968049, 4240070, 5088084, 5936098, 6360105, 8480140, 8904147, 11872196, 12720210, 14840245, 17808294, 25440420, 29680490, 35616588, 44520735, 47912791, 59360980, 89041470, 95825582, 143738373, 178082940, 191651164, 239563955, 287476746, 335389537, 479127910, 574953492, 670779074, 718691865, 958255820, 1006168611, 1341558148, 1437383730, 1676947685, 2012337222, 2874767460, 3353895370, 4024674444, 5030843055, 6707790740, 10061686110, 20123372220]

約数ペア:

[(1, 20123372220), (2, 10061686110), (3, 6707790740), (4, 5030843055), (5, 4024674444), (6, 3353895370), (7, 2874767460), (10, 2012337222), (12, 1676947685), (14, 1437383730), (15, 1341558148), (20, 1006168611), (21, 958255820), (28, 718691865), (30, 670779074), (35, 574953492), (42, 479127910), (60, 335389537), (70, 287476746), (84, 239563955), (105, 191651164), (113, 178082940), (140, 143738373), (210, 95825582), (226, 89041470), (339, 59360980), (420, 47912791), (452, 44520735), (565, 35616588), (678, 29680490), (791, 25440420), (1130, 17808294), (1356, 14840245), (1582, 12720210), (1695, 11872196), (2260, 8904147), (2373, 8480140), (3164, 6360105), (3390, 5936098), (3955, 5088084), (4746, 4240070), (6780, 2968049), (7910, 2544042), (9492, 2120035), (11865, 1696028), (15820, 1272021), (23730, 848014), (47460, 424007)]