802131440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{39631}}^1$

素因数の和:39678

約数の個数: 80

約数和(自身を含む): 2123006976

約数和(自身を除く): 1320875536

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 40, 44, 46, 55, 80, 88, 92, 110, 115, 176, 184, 220, 230, 253, 368, 440, 460, 506, 880, 920, 1012, 1265, 1840, 2024, 2530, 4048, 5060, 10120, 20240, 39631, 79262, 158524, 198155, 317048, 396310, 435941, 634096, 792620, 871882, 911513, 1585240, 1743764, 1823026, 2179705, 3170480, 3487528, 3646052, 4359410, 4557565, 6975056, 7292104, 8718820, 9115130, 10026643, 14584208, 17437640, 18230260, 20053286, 34875280, 36460520, 40106572, 50133215, 72921040, 80213144, 100266430, 160426288, 200532860, 401065720, 802131440]

約数ペア:

[(1, 802131440), (2, 401065720), (4, 200532860), (5, 160426288), (8, 100266430), (10, 80213144), (11, 72921040), (16, 50133215), (20, 40106572), (22, 36460520), (23, 34875280), (40, 20053286), (44, 18230260), (46, 17437640), (55, 14584208), (80, 10026643), (88, 9115130), (92, 8718820), (110, 7292104), (115, 6975056), (176, 4557565), (184, 4359410), (220, 3646052), (230, 3487528), (253, 3170480), (368, 2179705), (440, 1823026), (460, 1743764), (506, 1585240), (880, 911513), (920, 871882), (1012, 792620), (1265, 634096), (1840, 435941), (2024, 396310), (2530, 317048), (4048, 198155), (5060, 158524), (10120, 79262), (20240, 39631)]