4960280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9539}}^1$

素因数の和:9563

約数の個数: 32

約数和(自身を含む): 12020400

約数和(自身を除く): 7060120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 9539, 19078, 38156, 47695, 76312, 95390, 124007, 190780, 248014, 381560, 496028, 620035, 992056, 1240070, 2480140, 4960280]

約数ペア:

[(1, 4960280), (2, 2480140), (4, 1240070), (5, 992056), (8, 620035), (10, 496028), (13, 381560), (20, 248014), (26, 190780), (40, 124007), (52, 95390), (65, 76312), (104, 47695), (130, 38156), (260, 19078), (520, 9539)]