27187480

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{431}}^1$

素因数の和:544

約数の個数: 64

約数和(自身を含む): 65318400

約数和(自身を除く): 38130920

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 83, 95, 152, 166, 190, 332, 380, 415, 431, 664, 760, 830, 862, 1577, 1660, 1724, 2155, 3154, 3320, 3448, 4310, 6308, 7885, 8189, 8620, 12616, 15770, 16378, 17240, 31540, 32756, 35773, 40945, 63080, 65512, 71546, 81890, 143092, 163780, 178865, 286184, 327560, 357730, 679687, 715460, 1359374, 1430920, 2718748, 3398435, 5437496, 6796870, 13593740, 27187480]

約数ペア:

[(1, 27187480), (2, 13593740), (4, 6796870), (5, 5437496), (8, 3398435), (10, 2718748), (19, 1430920), (20, 1359374), (38, 715460), (40, 679687), (76, 357730), (83, 327560), (95, 286184), (152, 178865), (166, 163780), (190, 143092), (332, 81890), (380, 71546), (415, 65512), (431, 63080), (664, 40945), (760, 35773), (830, 32756), (862, 31540), (1577, 17240), (1660, 16378), (1724, 15770), (2155, 12616), (3154, 8620), (3320, 8189), (3448, 7885), (4310, 6308)]