624439940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{883}}^1\times {\mathrm{1861}}^1$

素因数の和:2772

約数の個数: 48

約数和(自身を含む): 1382646720

約数和(自身を除く): 758206780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 883, 1766, 1861, 3532, 3722, 4415, 7444, 8830, 9305, 16777, 17660, 18610, 33554, 35359, 37220, 67108, 70718, 83885, 141436, 167770, 176795, 335540, 353590, 707180, 1643263, 3286526, 6573052, 8216315, 16432630, 31221997, 32865260, 62443994, 124887988, 156109985, 312219970, 624439940]

約数ペア:

[(1, 624439940), (2, 312219970), (4, 156109985), (5, 124887988), (10, 62443994), (19, 32865260), (20, 31221997), (38, 16432630), (76, 8216315), (95, 6573052), (190, 3286526), (380, 1643263), (883, 707180), (1766, 353590), (1861, 335540), (3532, 176795), (3722, 167770), (4415, 141436), (7444, 83885), (8830, 70718), (9305, 67108), (16777, 37220), (17660, 35359), (18610, 33554)]