4389720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{233}}^1$

素因数の和:404

約数の個数: 64

約数和(自身を含む): 13309920

約数和(自身を除く): 8920200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 157, 233, 314, 466, 471, 628, 699, 785, 932, 942, 1165, 1256, 1398, 1570, 1864, 1884, 2330, 2355, 2796, 3140, 3495, 3768, 4660, 4710, 5592, 6280, 6990, 9320, 9420, 13980, 18840, 27960, 36581, 73162, 109743, 146324, 182905, 219486, 292648, 365810, 438972, 548715, 731620, 877944, 1097430, 1463240, 2194860, 4389720]

約数ペア:

[(1, 4389720), (2, 2194860), (3, 1463240), (4, 1097430), (5, 877944), (6, 731620), (8, 548715), (10, 438972), (12, 365810), (15, 292648), (20, 219486), (24, 182905), (30, 146324), (40, 109743), (60, 73162), (120, 36581), (157, 27960), (233, 18840), (314, 13980), (466, 9420), (471, 9320), (628, 6990), (699, 6280), (785, 5592), (932, 4710), (942, 4660), (1165, 3768), (1256, 3495), (1398, 3140), (1570, 2796), (1864, 2355), (1884, 2330)]