2038520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1$

素因数の和:176

約数の個数: 64

約数和(自身を含む): 5171040

約数和(自身を除く): 3132520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 41, 44, 55, 82, 88, 110, 113, 164, 205, 220, 226, 328, 410, 440, 451, 452, 565, 820, 902, 904, 1130, 1243, 1640, 1804, 2255, 2260, 2486, 3608, 4510, 4520, 4633, 4972, 6215, 9020, 9266, 9944, 12430, 18040, 18532, 23165, 24860, 37064, 46330, 49720, 50963, 92660, 101926, 185320, 203852, 254815, 407704, 509630, 1019260, 2038520]

約数ペア:

[(1, 2038520), (2, 1019260), (4, 509630), (5, 407704), (8, 254815), (10, 203852), (11, 185320), (20, 101926), (22, 92660), (40, 50963), (41, 49720), (44, 46330), (55, 37064), (82, 24860), (88, 23165), (110, 18532), (113, 18040), (164, 12430), (205, 9944), (220, 9266), (226, 9020), (328, 6215), (410, 4972), (440, 4633), (451, 4520), (452, 4510), (565, 3608), (820, 2486), (902, 2260), (904, 2255), (1130, 1804), (1243, 1640)]