8422960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{89}}^1$

素因数の和:135

約数の個数: 120

約数和(自身を含む): 24507360

約数和(自身を除く): 16084400

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 89, 91, 104, 112, 130, 140, 169, 178, 182, 208, 260, 280, 338, 356, 364, 445, 455, 520, 560, 623, 676, 712, 728, 845, 890, 910, 1040, 1157, 1183, 1246, 1352, 1424, 1456, 1690, 1780, 1820, 2314, 2366, 2492, 2704, 3115, 3380, 3560, 3640, 4628, 4732, 4984, 5785, 5915, 6230, 6760, 7120, 7280, 8099, 9256, 9464, 9968, 11570, 11830, 12460, 13520, 15041, 16198, 18512, 18928, 23140, 23660, 24920, 30082, 32396, 40495, 46280, 47320, 49840, 60164, 64792, 75205, 80990, 92560, 94640, 105287, 120328, 129584, 150410, 161980, 210574, 240656, 300820, 323960, 421148, 526435, 601640, 647920, 842296, 1052870, 1203280, 1684592, 2105740, 4211480, 8422960]

約数ペア:

[(1, 8422960), (2, 4211480), (4, 2105740), (5, 1684592), (7, 1203280), (8, 1052870), (10, 842296), (13, 647920), (14, 601640), (16, 526435), (20, 421148), (26, 323960), (28, 300820), (35, 240656), (40, 210574), (52, 161980), (56, 150410), (65, 129584), (70, 120328), (80, 105287), (89, 94640), (91, 92560), (104, 80990), (112, 75205), (130, 64792), (140, 60164), (169, 49840), (178, 47320), (182, 46280), (208, 40495), (260, 32396), (280, 30082), (338, 24920), (356, 23660), (364, 23140), (445, 18928), (455, 18512), (520, 16198), (560, 15041), (623, 13520), (676, 12460), (712, 11830), (728, 11570), (845, 9968), (890, 9464), (910, 9256), (1040, 8099), (1157, 7280), (1183, 7120), (1246, 6760), (1352, 6230), (1424, 5915), (1456, 5785), (1690, 4984), (1780, 4732), (1820, 4628), (2314, 3640), (2366, 3560), (2492, 3380), (2704, 3115)]