19523800

素因数分解:

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

素因数の和:161

約数の個数: 96

約数和(自身を含む): 48568320

約数和(自身を除く): 29044520

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 47, 50, 62, 67, 94, 100, 124, 134, 155, 188, 200, 235, 248, 268, 310, 335, 376, 470, 536, 620, 670, 775, 940, 1175, 1240, 1340, 1457, 1550, 1675, 1880, 2077, 2350, 2680, 2914, 3100, 3149, 3350, 4154, 4700, 5828, 6200, 6298, 6700, 7285, 8308, 9400, 10385, 11656, 12596, 13400, 14570, 15745, 16616, 20770, 25192, 29140, 31490, 36425, 41540, 51925, 58280, 62980, 72850, 78725, 83080, 97619, 103850, 125960, 145700, 157450, 195238, 207700, 291400, 314900, 390476, 415400, 488095, 629800, 780952, 976190, 1952380, 2440475, 3904760, 4880950, 9761900, 19523800]

約数ペア:

[(1, 19523800), (2, 9761900), (4, 4880950), (5, 3904760), (8, 2440475), (10, 1952380), (20, 976190), (25, 780952), (31, 629800), (40, 488095), (47, 415400), (50, 390476), (62, 314900), (67, 291400), (94, 207700), (100, 195238), (124, 157450), (134, 145700), (155, 125960), (188, 103850), (200, 97619), (235, 83080), (248, 78725), (268, 72850), (310, 62980), (335, 58280), (376, 51925), (470, 41540), (536, 36425), (620, 31490), (670, 29140), (775, 25192), (940, 20770), (1175, 16616), (1240, 15745), (1340, 14570), (1457, 13400), (1550, 12596), (1675, 11656), (1880, 10385), (2077, 9400), (2350, 8308), (2680, 7285), (2914, 6700), (3100, 6298), (3149, 6200), (3350, 5828), (4154, 4700)]