6466840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1$

素因数の和:224

約数の個数: 64

約数和(自身を含む): 15667200

約数和(自身を除く): 9200360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 67, 76, 95, 127, 134, 152, 190, 254, 268, 335, 380, 508, 536, 635, 670, 760, 1016, 1270, 1273, 1340, 2413, 2540, 2546, 2680, 4826, 5080, 5092, 6365, 8509, 9652, 10184, 12065, 12730, 17018, 19304, 24130, 25460, 34036, 42545, 48260, 50920, 68072, 85090, 96520, 161671, 170180, 323342, 340360, 646684, 808355, 1293368, 1616710, 3233420, 6466840]

約数ペア:

[(1, 6466840), (2, 3233420), (4, 1616710), (5, 1293368), (8, 808355), (10, 646684), (19, 340360), (20, 323342), (38, 170180), (40, 161671), (67, 96520), (76, 85090), (95, 68072), (127, 50920), (134, 48260), (152, 42545), (190, 34036), (254, 25460), (268, 24130), (335, 19304), (380, 17018), (508, 12730), (536, 12065), (635, 10184), (670, 9652), (760, 8509), (1016, 6365), (1270, 5092), (1273, 5080), (1340, 4826), (2413, 2680), (2540, 2546)]