140029720

素因数分解:

$2^3\times 5^1\times {\mathrm{463}}^1\times {\mathrm{7561}}^1$

素因数の和:8035

約数の個数: 32

約数和(自身を含む): 315789120

約数和(自身を除く): 175759400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 463, 926, 1852, 2315, 3704, 4630, 7561, 9260, 15122, 18520, 30244, 37805, 60488, 75610, 151220, 302440, 3500743, 7001486, 14002972, 17503715, 28005944, 35007430, 70014860, 140029720]

約数ペア:

[(1, 140029720), (2, 70014860), (4, 35007430), (5, 28005944), (8, 17503715), (10, 14002972), (20, 7001486), (40, 3500743), (463, 302440), (926, 151220), (1852, 75610), (2315, 60488), (3704, 37805), (4630, 30244), (7561, 18520), (9260, 15122)]