19527051280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{715801}}^1$

素因数の和:715856

約数の個数: 80

約数和(自身を含む): 51125442048

約数和(自身を除く): 31598390768

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 155, 176, 220, 248, 310, 341, 440, 496, 620, 682, 880, 1240, 1364, 1705, 2480, 2728, 3410, 5456, 6820, 13640, 27280, 715801, 1431602, 2863204, 3579005, 5726408, 7158010, 7873811, 11452816, 14316020, 15747622, 22189831, 28632040, 31495244, 39369055, 44379662, 57264080, 62990488, 78738110, 88759324, 110949155, 125980976, 157476220, 177518648, 221898310, 244088141, 314952440, 355037296, 443796620, 488176282, 629904880, 887593240, 976352564, 1220440705, 1775186480, 1952705128, 2440881410, 3905410256, 4881762820, 9763525640, 19527051280]

約数ペア:

[(1, 19527051280), (2, 9763525640), (4, 4881762820), (5, 3905410256), (8, 2440881410), (10, 1952705128), (11, 1775186480), (16, 1220440705), (20, 976352564), (22, 887593240), (31, 629904880), (40, 488176282), (44, 443796620), (55, 355037296), (62, 314952440), (80, 244088141), (88, 221898310), (110, 177518648), (124, 157476220), (155, 125980976), (176, 110949155), (220, 88759324), (248, 78738110), (310, 62990488), (341, 57264080), (440, 44379662), (496, 39369055), (620, 31495244), (682, 28632040), (880, 22189831), (1240, 15747622), (1364, 14316020), (1705, 11452816), (2480, 7873811), (2728, 7158010), (3410, 5726408), (5456, 3579005), (6820, 2863204), (13640, 1431602), (27280, 715801)]