2051240410

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{691}}^1$

素因数の和:919

約数の個数: 64

約数和(自身を含む): 3885076224

約数和(自身を除く): 1833835814

約数列:

[1, 2, 5, 10, 37, 71, 74, 113, 142, 185, 226, 355, 370, 565, 691, 710, 1130, 1382, 2627, 3455, 4181, 5254, 6910, 8023, 8362, 13135, 16046, 20905, 25567, 26270, 40115, 41810, 49061, 51134, 78083, 80230, 98122, 127835, 156166, 245305, 255670, 296851, 390415, 490610, 593702, 780830, 1484255, 1815257, 2889071, 2968510, 3630514, 5543893, 5778142, 9076285, 11087786, 14445355, 18152570, 27719465, 28890710, 55438930, 205124041, 410248082, 1025620205, 2051240410]

約数ペア:

[(1, 2051240410), (2, 1025620205), (5, 410248082), (10, 205124041), (37, 55438930), (71, 28890710), (74, 27719465), (113, 18152570), (142, 14445355), (185, 11087786), (226, 9076285), (355, 5778142), (370, 5543893), (565, 3630514), (691, 2968510), (710, 2889071), (1130, 1815257), (1382, 1484255), (2627, 780830), (3455, 593702), (4181, 490610), (5254, 390415), (6910, 296851), (8023, 255670), (8362, 245305), (13135, 156166), (16046, 127835), (20905, 98122), (25567, 80230), (26270, 78083), (40115, 51134), (41810, 49061)]