3904760

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1$

素因数の和:156

約数の個数: 64

約数和(自身を含む): 9400320

約数和(自身を除く): 5495560

約数列:

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

約数ペア:

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