3931720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7561}}^1$

素因数の和:7585

約数の個数: 32

約数和(自身を含む): 9528120

約数和(自身を除く): 5596400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 7561, 15122, 30244, 37805, 60488, 75610, 98293, 151220, 196586, 302440, 393172, 491465, 786344, 982930, 1965860, 3931720]

約数ペア:

[(1, 3931720), (2, 1965860), (4, 982930), (5, 786344), (8, 491465), (10, 393172), (13, 302440), (20, 196586), (26, 151220), (40, 98293), (52, 75610), (65, 60488), (104, 37805), (130, 30244), (260, 15122), (520, 7561)]