1342794140

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{521}}^1\times {\mathrm{4157}}^1$

素因数の和:4718

約数の個数: 48

約数和(自身を含む): 2917119744

約数和(自身を除く): 1574325604

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 521, 620, 1042, 2084, 2605, 4157, 5210, 8314, 10420, 16151, 16628, 20785, 32302, 41570, 64604, 80755, 83140, 128867, 161510, 257734, 323020, 515468, 644335, 1288670, 2165797, 2577340, 4331594, 8663188, 10828985, 21657970, 43315940, 67139707, 134279414, 268558828, 335698535, 671397070, 1342794140]

約数ペア:

[(1, 1342794140), (2, 671397070), (4, 335698535), (5, 268558828), (10, 134279414), (20, 67139707), (31, 43315940), (62, 21657970), (124, 10828985), (155, 8663188), (310, 4331594), (521, 2577340), (620, 2165797), (1042, 1288670), (2084, 644335), (2605, 515468), (4157, 323020), (5210, 257734), (8314, 161510), (10420, 128867), (16151, 83140), (16628, 80755), (20785, 64604), (32302, 41570)]