28654880

素因数分解:

$2^5\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2267}}^1$

素因数の和:2361

約数の個数: 48

約数和(自身を含む): 68584320

約数和(自身を除く): 39929440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 79, 80, 158, 160, 316, 395, 632, 790, 1264, 1580, 2267, 2528, 3160, 4534, 6320, 9068, 11335, 12640, 18136, 22670, 36272, 45340, 72544, 90680, 179093, 181360, 358186, 362720, 716372, 895465, 1432744, 1790930, 2865488, 3581860, 5730976, 7163720, 14327440, 28654880]

約数ペア:

[(1, 28654880), (2, 14327440), (4, 7163720), (5, 5730976), (8, 3581860), (10, 2865488), (16, 1790930), (20, 1432744), (32, 895465), (40, 716372), (79, 362720), (80, 358186), (158, 181360), (160, 179093), (316, 90680), (395, 72544), (632, 45340), (790, 36272), (1264, 22670), (1580, 18136), (2267, 12640), (2528, 11335), (3160, 9068), (4534, 6320)]