1955000

素因数分解:

$2^3\times 5^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1$

素因数の和:66

約数の個数: 80

約数和(自身を含む): 5060880

約数和(自身を除く): 3105880

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 23, 25, 34, 40, 46, 50, 68, 85, 92, 100, 115, 125, 136, 170, 184, 200, 230, 250, 340, 391, 425, 460, 500, 575, 625, 680, 782, 850, 920, 1000, 1150, 1250, 1564, 1700, 1955, 2125, 2300, 2500, 2875, 3128, 3400, 3910, 4250, 4600, 5000, 5750, 7820, 8500, 9775, 10625, 11500, 14375, 15640, 17000, 19550, 21250, 23000, 28750, 39100, 42500, 48875, 57500, 78200, 85000, 97750, 115000, 195500, 244375, 391000, 488750, 977500, 1955000]

約数ペア:

[(1, 1955000), (2, 977500), (4, 488750), (5, 391000), (8, 244375), (10, 195500), (17, 115000), (20, 97750), (23, 85000), (25, 78200), (34, 57500), (40, 48875), (46, 42500), (50, 39100), (68, 28750), (85, 23000), (92, 21250), (100, 19550), (115, 17000), (125, 15640), (136, 14375), (170, 11500), (184, 10625), (200, 9775), (230, 8500), (250, 7820), (340, 5750), (391, 5000), (425, 4600), (460, 4250), (500, 3910), (575, 3400), (625, 3128), (680, 2875), (782, 2500), (850, 2300), (920, 2125), (1000, 1955), (1150, 1700), (1250, 1564)]