42618980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{373}}^1$

素因数の和:608

約数の個数: 48

約数和(自身を含む): 93305520

約数和(自身を除く): 50686540

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 197, 290, 373, 394, 580, 746, 788, 985, 1492, 1865, 1970, 3730, 3940, 5713, 7460, 10817, 11426, 21634, 22852, 28565, 43268, 54085, 57130, 73481, 108170, 114260, 146962, 216340, 293924, 367405, 734810, 1469620, 2130949, 4261898, 8523796, 10654745, 21309490, 42618980]

約数ペア:

[(1, 42618980), (2, 21309490), (4, 10654745), (5, 8523796), (10, 4261898), (20, 2130949), (29, 1469620), (58, 734810), (116, 367405), (145, 293924), (197, 216340), (290, 146962), (373, 114260), (394, 108170), (580, 73481), (746, 57130), (788, 54085), (985, 43268), (1492, 28565), (1865, 22852), (1970, 21634), (3730, 11426), (3940, 10817), (5713, 7460)]