2021288060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{191}}^1\times {\mathrm{4373}}^1$

素因数の和:4595

約数の個数: 72

約数和(自身を含む): 4691167488

約数和(自身を除く): 2669879428

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 191, 220, 242, 382, 484, 605, 764, 955, 1210, 1910, 2101, 2420, 3820, 4202, 4373, 8404, 8746, 10505, 17492, 21010, 21865, 23111, 42020, 43730, 46222, 48103, 87460, 92444, 96206, 115555, 192412, 231110, 240515, 462220, 481030, 529133, 835243, 962060, 1058266, 1670486, 2116532, 2645665, 3340972, 4176215, 5291330, 8352430, 9187673, 10582660, 16704860, 18375346, 36750692, 45938365, 91876730, 101064403, 183753460, 202128806, 404257612, 505322015, 1010644030, 2021288060]

約数ペア:

[(1, 2021288060), (2, 1010644030), (4, 505322015), (5, 404257612), (10, 202128806), (11, 183753460), (20, 101064403), (22, 91876730), (44, 45938365), (55, 36750692), (110, 18375346), (121, 16704860), (191, 10582660), (220, 9187673), (242, 8352430), (382, 5291330), (484, 4176215), (605, 3340972), (764, 2645665), (955, 2116532), (1210, 1670486), (1910, 1058266), (2101, 962060), (2420, 835243), (3820, 529133), (4202, 481030), (4373, 462220), (8404, 240515), (8746, 231110), (10505, 192412), (17492, 115555), (21010, 96206), (21865, 92444), (23111, 87460), (42020, 48103), (43730, 46222)]