18697236460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{911}}^1\times {\mathrm{4729}}^1$

素因数の和:5687

約数の個数: 96

約数和(自身を含む): 46381547520

約数和(自身を除く): 27684311060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 911, 1085, 1822, 2170, 3644, 4340, 4555, 4729, 6377, 9110, 9458, 12754, 18220, 18916, 23645, 25508, 28241, 31885, 33103, 47290, 56482, 63770, 66206, 94580, 112964, 127540, 132412, 141205, 146599, 165515, 197687, 282410, 293198, 331030, 395374, 564820, 586396, 662060, 732995, 790748, 988435, 1026193, 1465990, 1976870, 2052386, 2931980, 3953740, 4104772, 4308119, 5130965, 8616238, 10261930, 17232476, 20523860, 21540595, 30156833, 43081190, 60313666, 86162380, 120627332, 133551689, 150784165, 267103378, 301568330, 534206756, 603136660, 667758445, 934861823, 1335516890, 1869723646, 2671033780, 3739447292, 4674309115, 9348618230, 18697236460]

約数ペア:

[(1, 18697236460), (2, 9348618230), (4, 4674309115), (5, 3739447292), (7, 2671033780), (10, 1869723646), (14, 1335516890), (20, 934861823), (28, 667758445), (31, 603136660), (35, 534206756), (62, 301568330), (70, 267103378), (124, 150784165), (140, 133551689), (155, 120627332), (217, 86162380), (310, 60313666), (434, 43081190), (620, 30156833), (868, 21540595), (911, 20523860), (1085, 17232476), (1822, 10261930), (2170, 8616238), (3644, 5130965), (4340, 4308119), (4555, 4104772), (4729, 3953740), (6377, 2931980), (9110, 2052386), (9458, 1976870), (12754, 1465990), (18220, 1026193), (18916, 988435), (23645, 790748), (25508, 732995), (28241, 662060), (31885, 586396), (33103, 564820), (47290, 395374), (56482, 331030), (63770, 293198), (66206, 282410), (94580, 197687), (112964, 165515), (127540, 146599), (132412, 141205)]