55724720

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{601}}^1$

素因数の和:694

約数の個数: 80

約数和(自身を含む): 138845280

約数和(自身を除く): 83120560

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 61, 76, 80, 95, 122, 152, 190, 244, 304, 305, 380, 488, 601, 610, 760, 976, 1159, 1202, 1220, 1520, 2318, 2404, 2440, 3005, 4636, 4808, 4880, 5795, 6010, 9272, 9616, 11419, 11590, 12020, 18544, 22838, 23180, 24040, 36661, 45676, 46360, 48080, 57095, 73322, 91352, 92720, 114190, 146644, 182704, 183305, 228380, 293288, 366610, 456760, 586576, 696559, 733220, 913520, 1393118, 1466440, 2786236, 2932880, 3482795, 5572472, 6965590, 11144944, 13931180, 27862360, 55724720]

約数ペア:

[(1, 55724720), (2, 27862360), (4, 13931180), (5, 11144944), (8, 6965590), (10, 5572472), (16, 3482795), (19, 2932880), (20, 2786236), (38, 1466440), (40, 1393118), (61, 913520), (76, 733220), (80, 696559), (95, 586576), (122, 456760), (152, 366610), (190, 293288), (244, 228380), (304, 183305), (305, 182704), (380, 146644), (488, 114190), (601, 92720), (610, 91352), (760, 73322), (976, 57095), (1159, 48080), (1202, 46360), (1220, 45676), (1520, 36661), (2318, 24040), (2404, 23180), (2440, 22838), (3005, 18544), (4636, 12020), (4808, 11590), (4880, 11419), (5795, 9616), (6010, 9272)]