4353180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5581}}^1$

素因数の和:5606

約数の個数: 48

約数和(自身を含む): 13128864

約数和(自身を除く): 8775684

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, 5581, 11162, 16743, 22324, 27905, 33486, 55810, 66972, 72553, 83715, 111620, 145106, 167430, 217659, 290212, 334860, 362765, 435318, 725530, 870636, 1088295, 1451060, 2176590, 4353180]

約数ペア:

[(1, 4353180), (2, 2176590), (3, 1451060), (4, 1088295), (5, 870636), (6, 725530), (10, 435318), (12, 362765), (13, 334860), (15, 290212), (20, 217659), (26, 167430), (30, 145106), (39, 111620), (52, 83715), (60, 72553), (65, 66972), (78, 55810), (130, 33486), (156, 27905), (195, 22324), (260, 16743), (390, 11162), (780, 5581)]