395655604820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{2393}}^1\times {\mathrm{168713}}^1$

素因数の和:171129

約数の個数: 72

約数和(自身を含む): 966939750504

約数和(自身を除く): 571284145684

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 2393, 4786, 9572, 11965, 16751, 23930, 33502, 47860, 67004, 83755, 117257, 167510, 168713, 234514, 335020, 337426, 469028, 586285, 674852, 843565, 1172570, 1180991, 1687130, 2345140, 2361982, 3374260, 4723964, 5904955, 8266937, 11809910, 16533874, 23619820, 33067748, 41334685, 82669370, 165338740, 403730209, 807460418, 1614920836, 2018651045, 2826111463, 4037302090, 5652222926, 8074604180, 11304445852, 14130557315, 19782780241, 28261114630, 39565560482, 56522229260, 79131120964, 98913901205, 197827802410, 395655604820]

約数ペア:

[(1, 395655604820), (2, 197827802410), (4, 98913901205), (5, 79131120964), (7, 56522229260), (10, 39565560482), (14, 28261114630), (20, 19782780241), (28, 14130557315), (35, 11304445852), (49, 8074604180), (70, 5652222926), (98, 4037302090), (140, 2826111463), (196, 2018651045), (245, 1614920836), (490, 807460418), (980, 403730209), (2393, 165338740), (4786, 82669370), (9572, 41334685), (11965, 33067748), (16751, 23619820), (23930, 16533874), (33502, 11809910), (47860, 8266937), (67004, 5904955), (83755, 4723964), (117257, 3374260), (167510, 2361982), (168713, 2345140), (234514, 1687130), (335020, 1180991), (337426, 1172570), (469028, 843565), (586285, 674852)]