717753860

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{149}}^1\times {\mathrm{2251}}^1$

素因数の和:2516

約数の個数: 48

約数和(自身を含む): 1532260800

約数和(自身を除く): 814506940

約数列:

[1, 2, 4, 5, 10, 20, 107, 149, 214, 298, 428, 535, 596, 745, 1070, 1490, 2140, 2251, 2980, 4502, 9004, 11255, 15943, 22510, 31886, 45020, 63772, 79715, 159430, 240857, 318860, 335399, 481714, 670798, 963428, 1204285, 1341596, 1676995, 2408570, 3353990, 4817140, 6707980, 35887693, 71775386, 143550772, 179438465, 358876930, 717753860]

約数ペア:

[(1, 717753860), (2, 358876930), (4, 179438465), (5, 143550772), (10, 71775386), (20, 35887693), (107, 6707980), (149, 4817140), (214, 3353990), (298, 2408570), (428, 1676995), (535, 1341596), (596, 1204285), (745, 963428), (1070, 670798), (1490, 481714), (2140, 335399), (2251, 318860), (2980, 240857), (4502, 159430), (9004, 79715), (11255, 63772), (15943, 45020), (22510, 31886)]