394015890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{431}}^1\times {\mathrm{983}}^1$

素因数の和:1455

約数の個数: 64

約数和(自身を含む): 979402752

約数和(自身を除く): 585386862

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 431, 465, 862, 930, 983, 1293, 1966, 2155, 2586, 2949, 4310, 4915, 5898, 6465, 9830, 12930, 13361, 14745, 26722, 29490, 30473, 40083, 60946, 66805, 80166, 91419, 133610, 152365, 182838, 200415, 304730, 400830, 423673, 457095, 847346, 914190, 1271019, 2118365, 2542038, 4236730, 6355095, 12710190, 13133863, 26267726, 39401589, 65669315, 78803178, 131338630, 197007945, 394015890]

約数ペア:

[(1, 394015890), (2, 197007945), (3, 131338630), (5, 78803178), (6, 65669315), (10, 39401589), (15, 26267726), (30, 13133863), (31, 12710190), (62, 6355095), (93, 4236730), (155, 2542038), (186, 2118365), (310, 1271019), (431, 914190), (465, 847346), (862, 457095), (930, 423673), (983, 400830), (1293, 304730), (1966, 200415), (2155, 182838), (2586, 152365), (2949, 133610), (4310, 91419), (4915, 80166), (5898, 66805), (6465, 60946), (9830, 40083), (12930, 30473), (13361, 29490), (14745, 26722)]