74240980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{17761}}^1$

素因数の和:17800

約数の個数: 48

約数和(自身を含む): 179040960

約数和(自身を除く): 104799980

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 17761, 35522, 71044, 88805, 177610, 195371, 337459, 355220, 390742, 674918, 781484, 976855, 1349836, 1687295, 1953710, 3374590, 3712049, 3907420, 6749180, 7424098, 14848196, 18560245, 37120490, 74240980]

約数ペア:

[(1, 74240980), (2, 37120490), (4, 18560245), (5, 14848196), (10, 7424098), (11, 6749180), (19, 3907420), (20, 3712049), (22, 3374590), (38, 1953710), (44, 1687295), (55, 1349836), (76, 976855), (95, 781484), (110, 674918), (190, 390742), (209, 355220), (220, 337459), (380, 195371), (418, 177610), (836, 88805), (1045, 71044), (2090, 35522), (4180, 17761)]