788687620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{77171}}^1$

素因数の和:77260

約数の個数: 48

約数和(自身を含む): 1918804608

約数和(自身を除く): 1130116988

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 73, 140, 146, 292, 365, 511, 730, 1022, 1460, 2044, 2555, 5110, 10220, 77171, 154342, 308684, 385855, 540197, 771710, 1080394, 1543420, 2160788, 2700985, 5401970, 5633483, 10803940, 11266966, 22533932, 28167415, 39434381, 56334830, 78868762, 112669660, 157737524, 197171905, 394343810, 788687620]

約数ペア:

[(1, 788687620), (2, 394343810), (4, 197171905), (5, 157737524), (7, 112669660), (10, 78868762), (14, 56334830), (20, 39434381), (28, 28167415), (35, 22533932), (70, 11266966), (73, 10803940), (140, 5633483), (146, 5401970), (292, 2700985), (365, 2160788), (511, 1543420), (730, 1080394), (1022, 771710), (1460, 540197), (2044, 385855), (2555, 308684), (5110, 154342), (10220, 77171)]