3721000

素因数分解:

$2^3\times 5^3\times {\mathrm{61}}^2$

素因数の和:143

約数の個数: 48

約数和(自身を含む): 8852220

約数和(自身を除く): 5131220

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 61, 100, 122, 125, 200, 244, 250, 305, 488, 500, 610, 1000, 1220, 1525, 2440, 3050, 3721, 6100, 7442, 7625, 12200, 14884, 15250, 18605, 29768, 30500, 37210, 61000, 74420, 93025, 148840, 186050, 372100, 465125, 744200, 930250, 1860500, 3721000]

約数ペア:

[(1, 3721000), (2, 1860500), (4, 930250), (5, 744200), (8, 465125), (10, 372100), (20, 186050), (25, 148840), (40, 93025), (50, 74420), (61, 61000), (100, 37210), (122, 30500), (125, 29768), (200, 18605), (244, 15250), (250, 14884), (305, 12200), (488, 7625), (500, 7442), (610, 6100), (1000, 3721), (1220, 3050), (1525, 2440)]