290940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{373}}^1$

素因数の和:398

約数の個数: 48

約数和(自身を含む): 879648

約数和(自身を除く): 588708

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 373, 390, 746, 780, 1119, 1492, 1865, 2238, 3730, 4476, 4849, 5595, 7460, 9698, 11190, 14547, 19396, 22380, 24245, 29094, 48490, 58188, 72735, 96980, 145470, 290940]

約数ペア:

[(1, 290940), (2, 145470), (3, 96980), (4, 72735), (5, 58188), (6, 48490), (10, 29094), (12, 24245), (13, 22380), (15, 19396), (20, 14547), (26, 11190), (30, 9698), (39, 7460), (52, 5595), (60, 4849), (65, 4476), (78, 3730), (130, 2238), (156, 1865), (195, 1492), (260, 1119), (373, 780), (390, 746)]