19039000

素因数分解:

$2^3\times 5^3\times {\mathrm{79}}^1\times {\mathrm{241}}^1$

素因数の和:341

約数の個数: 64

約数和(自身を含む): 45302400

約数和(自身を除く): 26263400

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 79, 100, 125, 158, 200, 241, 250, 316, 395, 482, 500, 632, 790, 964, 1000, 1205, 1580, 1928, 1975, 2410, 3160, 3950, 4820, 6025, 7900, 9640, 9875, 12050, 15800, 19039, 19750, 24100, 30125, 38078, 39500, 48200, 60250, 76156, 79000, 95195, 120500, 152312, 190390, 241000, 380780, 475975, 761560, 951950, 1903900, 2379875, 3807800, 4759750, 9519500, 19039000]

約数ペア:

[(1, 19039000), (2, 9519500), (4, 4759750), (5, 3807800), (8, 2379875), (10, 1903900), (20, 951950), (25, 761560), (40, 475975), (50, 380780), (79, 241000), (100, 190390), (125, 152312), (158, 120500), (200, 95195), (241, 79000), (250, 76156), (316, 60250), (395, 48200), (482, 39500), (500, 38078), (632, 30125), (790, 24100), (964, 19750), (1000, 19039), (1205, 15800), (1580, 12050), (1928, 9875), (1975, 9640), (2410, 7900), (3160, 6025), (3950, 4820)]