1241000

素因数分解:

$2^3\times 5^3\times {\mathrm{17}}^1\times {\mathrm{73}}^1$

素因数の和:111

約数の個数: 64

約数和(自身を含む): 3116880

約数和(自身を除く): 1875880

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 50, 68, 73, 85, 100, 125, 136, 146, 170, 200, 250, 292, 340, 365, 425, 500, 584, 680, 730, 850, 1000, 1241, 1460, 1700, 1825, 2125, 2482, 2920, 3400, 3650, 4250, 4964, 6205, 7300, 8500, 9125, 9928, 12410, 14600, 17000, 18250, 24820, 31025, 36500, 49640, 62050, 73000, 124100, 155125, 248200, 310250, 620500, 1241000]

約数ペア:

[(1, 1241000), (2, 620500), (4, 310250), (5, 248200), (8, 155125), (10, 124100), (17, 73000), (20, 62050), (25, 49640), (34, 36500), (40, 31025), (50, 24820), (68, 18250), (73, 17000), (85, 14600), (100, 12410), (125, 9928), (136, 9125), (146, 8500), (170, 7300), (200, 6205), (250, 4964), (292, 4250), (340, 3650), (365, 3400), (425, 2920), (500, 2482), (584, 2125), (680, 1825), (730, 1700), (850, 1460), (1000, 1241)]