1977187300

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{41801}}^1$

素因数の和:41869

約数の個数: 72

約数和(自身を含む): 4789505952

約数和(自身を除く): 2812318652

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 43, 44, 50, 55, 86, 100, 110, 172, 215, 220, 275, 430, 473, 550, 860, 946, 1075, 1100, 1892, 2150, 2365, 4300, 4730, 9460, 11825, 23650, 41801, 47300, 83602, 167204, 209005, 418010, 459811, 836020, 919622, 1045025, 1797443, 1839244, 2090050, 2299055, 3594886, 4180100, 4598110, 7189772, 8987215, 9196220, 11495275, 17974430, 19771873, 22990550, 35948860, 39543746, 44936075, 45981100, 79087492, 89872150, 98859365, 179744300, 197718730, 395437460, 494296825, 988593650, 1977187300]

約数ペア:

[(1, 1977187300), (2, 988593650), (4, 494296825), (5, 395437460), (10, 197718730), (11, 179744300), (20, 98859365), (22, 89872150), (25, 79087492), (43, 45981100), (44, 44936075), (50, 39543746), (55, 35948860), (86, 22990550), (100, 19771873), (110, 17974430), (172, 11495275), (215, 9196220), (220, 8987215), (275, 7189772), (430, 4598110), (473, 4180100), (550, 3594886), (860, 2299055), (946, 2090050), (1075, 1839244), (1100, 1797443), (1892, 1045025), (2150, 919622), (2365, 836020), (4300, 459811), (4730, 418010), (9460, 209005), (11825, 167204), (23650, 83602), (41801, 47300)]