2811700940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1889}}^1\times {\mathrm{3917}}^1$

素因数の和:5834

約数の個数: 48

約数和(自身を含む): 6220216800

約数和(自身を除く): 3408515860

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 1889, 3778, 3917, 7556, 7834, 9445, 15668, 18890, 19585, 35891, 37780, 39170, 71782, 74423, 78340, 143564, 148846, 179455, 297692, 358910, 372115, 717820, 744230, 1488460, 7399213, 14798426, 29596852, 36996065, 73992130, 140585047, 147984260, 281170094, 562340188, 702925235, 1405850470, 2811700940]

約数ペア:

[(1, 2811700940), (2, 1405850470), (4, 702925235), (5, 562340188), (10, 281170094), (19, 147984260), (20, 140585047), (38, 73992130), (76, 36996065), (95, 29596852), (190, 14798426), (380, 7399213), (1889, 1488460), (3778, 744230), (3917, 717820), (7556, 372115), (7834, 358910), (9445, 297692), (15668, 179455), (18890, 148846), (19585, 143564), (35891, 78340), (37780, 74423), (39170, 71782)]