1219154820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1563019}}^1$

素因数の和:1563044

約数の個数: 48

約数和(自身を含む): 3676223040

約数和(自身を除く): 2457068220

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, 390, 780, 1563019, 3126038, 4689057, 6252076, 7815095, 9378114, 15630190, 18756228, 20319247, 23445285, 31260380, 40638494, 46890570, 60957741, 81276988, 93781140, 101596235, 121915482, 203192470, 243830964, 304788705, 406384940, 609577410, 1219154820]

約数ペア:

[(1, 1219154820), (2, 609577410), (3, 406384940), (4, 304788705), (5, 243830964), (6, 203192470), (10, 121915482), (12, 101596235), (13, 93781140), (15, 81276988), (20, 60957741), (26, 46890570), (30, 40638494), (39, 31260380), (52, 23445285), (60, 20319247), (65, 18756228), (78, 15630190), (130, 9378114), (156, 7815095), (195, 6252076), (260, 4689057), (390, 3126038), (780, 1563019)]