20227549520

素因数分解:

$2^4\times 5^1\times {\mathrm{283}}^1\times {\mathrm{353}}^1\times {\mathrm{2531}}^1$

素因数の和:3180

約数の個数: 80

約数和(自身を含む): 47347630272

約数和(自身を除く): 27120080752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 283, 353, 566, 706, 1132, 1412, 1415, 1765, 2264, 2531, 2824, 2830, 3530, 4528, 5062, 5648, 5660, 7060, 10124, 11320, 12655, 14120, 20248, 22640, 25310, 28240, 40496, 50620, 99899, 101240, 199798, 202480, 399596, 499495, 716273, 799192, 893443, 998990, 1432546, 1598384, 1786886, 1997980, 2865092, 3573772, 3581365, 3995960, 4467215, 5730184, 7147544, 7162730, 7991920, 8934430, 11460368, 14295088, 14325460, 17868860, 28650920, 35737720, 57301840, 71475440, 252844369, 505688738, 1011377476, 1264221845, 2022754952, 2528443690, 4045509904, 5056887380, 10113774760, 20227549520]

約数ペア:

[(1, 20227549520), (2, 10113774760), (4, 5056887380), (5, 4045509904), (8, 2528443690), (10, 2022754952), (16, 1264221845), (20, 1011377476), (40, 505688738), (80, 252844369), (283, 71475440), (353, 57301840), (566, 35737720), (706, 28650920), (1132, 17868860), (1412, 14325460), (1415, 14295088), (1765, 11460368), (2264, 8934430), (2531, 7991920), (2824, 7162730), (2830, 7147544), (3530, 5730184), (4528, 4467215), (5062, 3995960), (5648, 3581365), (5660, 3573772), (7060, 2865092), (10124, 1997980), (11320, 1786886), (12655, 1598384), (14120, 1432546), (20248, 998990), (22640, 893443), (25310, 799192), (28240, 716273), (40496, 499495), (50620, 399596), (99899, 202480), (101240, 199798)]