20675040

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2267}}^1$

素因数の和:2304

約数の個数: 96

約数和(自身を含む): 68584320

約数和(自身を除く): 47909280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 76, 80, 95, 96, 114, 120, 152, 160, 190, 228, 240, 285, 304, 380, 456, 480, 570, 608, 760, 912, 1140, 1520, 1824, 2267, 2280, 3040, 4534, 4560, 6801, 9068, 9120, 11335, 13602, 18136, 22670, 27204, 34005, 36272, 43073, 45340, 54408, 68010, 72544, 86146, 90680, 108816, 129219, 136020, 172292, 181360, 215365, 217632, 258438, 272040, 344584, 362720, 430730, 516876, 544080, 646095, 689168, 861460, 1033752, 1088160, 1292190, 1378336, 1722920, 2067504, 2584380, 3445840, 4135008, 5168760, 6891680, 10337520, 20675040]

約数ペア:

[(1, 20675040), (2, 10337520), (3, 6891680), (4, 5168760), (5, 4135008), (6, 3445840), (8, 2584380), (10, 2067504), (12, 1722920), (15, 1378336), (16, 1292190), (19, 1088160), (20, 1033752), (24, 861460), (30, 689168), (32, 646095), (38, 544080), (40, 516876), (48, 430730), (57, 362720), (60, 344584), (76, 272040), (80, 258438), (95, 217632), (96, 215365), (114, 181360), (120, 172292), (152, 136020), (160, 129219), (190, 108816), (228, 90680), (240, 86146), (285, 72544), (304, 68010), (380, 54408), (456, 45340), (480, 43073), (570, 36272), (608, 34005), (760, 27204), (912, 22670), (1140, 18136), (1520, 13602), (1824, 11335), (2267, 9120), (2280, 9068), (3040, 6801), (4534, 4560)]