7809520

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1$

素因数の和:158

約数の個数: 80

約数和(自身を含む): 19427328

約数和(自身を除く): 11617808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 47, 62, 67, 80, 94, 124, 134, 155, 188, 235, 248, 268, 310, 335, 376, 470, 496, 536, 620, 670, 752, 940, 1072, 1240, 1340, 1457, 1880, 2077, 2480, 2680, 2914, 3149, 3760, 4154, 5360, 5828, 6298, 7285, 8308, 10385, 11656, 12596, 14570, 15745, 16616, 20770, 23312, 25192, 29140, 31490, 33232, 41540, 50384, 58280, 62980, 83080, 97619, 116560, 125960, 166160, 195238, 251920, 390476, 488095, 780952, 976190, 1561904, 1952380, 3904760, 7809520]

約数ペア:

[(1, 7809520), (2, 3904760), (4, 1952380), (5, 1561904), (8, 976190), (10, 780952), (16, 488095), (20, 390476), (31, 251920), (40, 195238), (47, 166160), (62, 125960), (67, 116560), (80, 97619), (94, 83080), (124, 62980), (134, 58280), (155, 50384), (188, 41540), (235, 33232), (248, 31490), (268, 29140), (310, 25192), (335, 23312), (376, 20770), (470, 16616), (496, 15745), (536, 14570), (620, 12596), (670, 11656), (752, 10385), (940, 8308), (1072, 7285), (1240, 6298), (1340, 5828), (1457, 5360), (1880, 4154), (2077, 3760), (2480, 3149), (2680, 2914)]