39640120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{76231}}^1$

素因数の和:76255

約数の個数: 32

約数和(自身を含む): 96052320

約数和(自身を除く): 56412200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 76231, 152462, 304924, 381155, 609848, 762310, 991003, 1524620, 1982006, 3049240, 3964012, 4955015, 7928024, 9910030, 19820060, 39640120]

約数ペア:

[(1, 39640120), (2, 19820060), (4, 9910030), (5, 7928024), (8, 4955015), (10, 3964012), (13, 3049240), (20, 1982006), (26, 1524620), (40, 991003), (52, 762310), (65, 609848), (104, 381155), (130, 304924), (260, 152462), (520, 76231)]