3847880

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1$

素因数の和:174

約数の個数: 64

約数和(自身を含む): 9374400

約数和(自身を除く): 5526520

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 61, 76, 83, 95, 122, 152, 166, 190, 244, 305, 332, 380, 415, 488, 610, 664, 760, 830, 1159, 1220, 1577, 1660, 2318, 2440, 3154, 3320, 4636, 5063, 5795, 6308, 7885, 9272, 10126, 11590, 12616, 15770, 20252, 23180, 25315, 31540, 40504, 46360, 50630, 63080, 96197, 101260, 192394, 202520, 384788, 480985, 769576, 961970, 1923940, 3847880]

約数ペア:

[(1, 3847880), (2, 1923940), (4, 961970), (5, 769576), (8, 480985), (10, 384788), (19, 202520), (20, 192394), (38, 101260), (40, 96197), (61, 63080), (76, 50630), (83, 46360), (95, 40504), (122, 31540), (152, 25315), (166, 23180), (190, 20252), (244, 15770), (305, 12616), (332, 11590), (380, 10126), (415, 9272), (488, 7885), (610, 6308), (664, 5795), (760, 5063), (830, 4636), (1159, 3320), (1220, 3154), (1577, 2440), (1660, 2318)]