738140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1$

素因数の和:206

約数の個数: 48

約数和(自身を含む): 1778112

約数和(自身を除く): 1039972

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 167, 170, 221, 260, 334, 340, 442, 668, 835, 884, 1105, 1670, 2171, 2210, 2839, 3340, 4342, 4420, 5678, 8684, 10855, 11356, 14195, 21710, 28390, 36907, 43420, 56780, 73814, 147628, 184535, 369070, 738140]

約数ペア:

[(1, 738140), (2, 369070), (4, 184535), (5, 147628), (10, 73814), (13, 56780), (17, 43420), (20, 36907), (26, 28390), (34, 21710), (52, 14195), (65, 11356), (68, 10855), (85, 8684), (130, 5678), (167, 4420), (170, 4342), (221, 3340), (260, 2839), (334, 2210), (340, 2171), (442, 1670), (668, 1105), (835, 884)]