1829147440

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1\times {\mathrm{1283}}^1$

素因数の和:1618

約数の個数: 80

約数和(自身を含む): 4333222656

約数和(自身を除く): 2504075216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 251, 284, 355, 502, 568, 710, 1004, 1136, 1255, 1283, 1420, 2008, 2510, 2566, 2840, 4016, 5020, 5132, 5680, 6415, 10040, 10264, 12830, 17821, 20080, 20528, 25660, 35642, 51320, 71284, 89105, 91093, 102640, 142568, 178210, 182186, 285136, 322033, 356420, 364372, 455465, 644066, 712840, 728744, 910930, 1288132, 1425680, 1457488, 1610165, 1821860, 2576264, 3220330, 3643720, 5152528, 6440660, 7287440, 12881320, 22864343, 25762640, 45728686, 91457372, 114321715, 182914744, 228643430, 365829488, 457286860, 914573720, 1829147440]

約数ペア:

[(1, 1829147440), (2, 914573720), (4, 457286860), (5, 365829488), (8, 228643430), (10, 182914744), (16, 114321715), (20, 91457372), (40, 45728686), (71, 25762640), (80, 22864343), (142, 12881320), (251, 7287440), (284, 6440660), (355, 5152528), (502, 3643720), (568, 3220330), (710, 2576264), (1004, 1821860), (1136, 1610165), (1255, 1457488), (1283, 1425680), (1420, 1288132), (2008, 910930), (2510, 728744), (2566, 712840), (2840, 644066), (4016, 455465), (5020, 364372), (5132, 356420), (5680, 322033), (6415, 285136), (10040, 182186), (10264, 178210), (12830, 142568), (17821, 102640), (20080, 91093), (20528, 89105), (25660, 71284), (35642, 51320)]