71244860

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{173}}^1\times {\mathrm{349}}^1$

素因数の和:590

約数の個数: 48

約数和(自身を含む): 153468000

約数和(自身を除く): 82223140

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 173, 236, 295, 346, 349, 590, 692, 698, 865, 1180, 1396, 1730, 1745, 3460, 3490, 6980, 10207, 20414, 20591, 40828, 41182, 51035, 60377, 82364, 102070, 102955, 120754, 204140, 205910, 241508, 301885, 411820, 603770, 1207540, 3562243, 7124486, 14248972, 17811215, 35622430, 71244860]

約数ペア:

[(1, 71244860), (2, 35622430), (4, 17811215), (5, 14248972), (10, 7124486), (20, 3562243), (59, 1207540), (118, 603770), (173, 411820), (236, 301885), (295, 241508), (346, 205910), (349, 204140), (590, 120754), (692, 102955), (698, 102070), (865, 82364), (1180, 60377), (1396, 51035), (1730, 41182), (1745, 40828), (3460, 20591), (3490, 20414), (6980, 10207)]