2812420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{373}}^1$

素因数の和:424

約数の個数: 48

約数和(自身を含む): 6597360

約数和(自身を除く): 3784940

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 260, 290, 373, 377, 580, 746, 754, 1492, 1508, 1865, 1885, 3730, 3770, 4849, 7460, 7540, 9698, 10817, 19396, 21634, 24245, 43268, 48490, 54085, 96980, 108170, 140621, 216340, 281242, 562484, 703105, 1406210, 2812420]

約数ペア:

[(1, 2812420), (2, 1406210), (4, 703105), (5, 562484), (10, 281242), (13, 216340), (20, 140621), (26, 108170), (29, 96980), (52, 54085), (58, 48490), (65, 43268), (116, 24245), (130, 21634), (145, 19396), (260, 10817), (290, 9698), (373, 7540), (377, 7460), (580, 4849), (746, 3770), (754, 3730), (1492, 1885), (1508, 1865)]