7970046040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{983}}^1\times {\mathrm{18427}}^1$

素因数の和:19432

約数の個数: 64

約数和(自身を含む): 19583804160

約数和(自身を除く): 11613758120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 983, 1966, 3932, 4915, 7864, 9830, 10813, 18427, 19660, 21626, 36854, 39320, 43252, 54065, 73708, 86504, 92135, 108130, 147416, 184270, 202697, 216260, 368540, 405394, 432520, 737080, 810788, 1013485, 1621576, 2026970, 4053940, 8107880, 18113741, 36227482, 72454964, 90568705, 144909928, 181137410, 199251151, 362274820, 398502302, 724549640, 797004604, 996255755, 1594009208, 1992511510, 3985023020, 7970046040]

約数ペア:

[(1, 7970046040), (2, 3985023020), (4, 1992511510), (5, 1594009208), (8, 996255755), (10, 797004604), (11, 724549640), (20, 398502302), (22, 362274820), (40, 199251151), (44, 181137410), (55, 144909928), (88, 90568705), (110, 72454964), (220, 36227482), (440, 18113741), (983, 8107880), (1966, 4053940), (3932, 2026970), (4915, 1621576), (7864, 1013485), (9830, 810788), (10813, 737080), (18427, 432520), (19660, 405394), (21626, 368540), (36854, 216260), (39320, 202697), (43252, 184270), (54065, 147416), (73708, 108130), (86504, 92135)]