28039300

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{167}}^1$

素因数の和:277

約数の個数: 72

約数和(自身を含む): 64745856

約数和(自身を除く): 36706556

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 73, 92, 100, 115, 146, 167, 230, 292, 334, 365, 460, 575, 668, 730, 835, 1150, 1460, 1670, 1679, 1825, 2300, 3340, 3358, 3650, 3841, 4175, 6716, 7300, 7682, 8350, 8395, 12191, 15364, 16700, 16790, 19205, 24382, 33580, 38410, 41975, 48764, 60955, 76820, 83950, 96025, 121910, 167900, 192050, 243820, 280393, 304775, 384100, 560786, 609550, 1121572, 1219100, 1401965, 2803930, 5607860, 7009825, 14019650, 28039300]

約数ペア:

[(1, 28039300), (2, 14019650), (4, 7009825), (5, 5607860), (10, 2803930), (20, 1401965), (23, 1219100), (25, 1121572), (46, 609550), (50, 560786), (73, 384100), (92, 304775), (100, 280393), (115, 243820), (146, 192050), (167, 167900), (230, 121910), (292, 96025), (334, 83950), (365, 76820), (460, 60955), (575, 48764), (668, 41975), (730, 38410), (835, 33580), (1150, 24382), (1460, 19205), (1670, 16790), (1679, 16700), (1825, 15364), (2300, 12191), (3340, 8395), (3358, 8350), (3650, 7682), (3841, 7300), (4175, 6716)]