7879492040

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{574307}}^1$

素因数の和:574339

約数の個数: 64

約数和(自身を含む): 20675088000

約数和(自身を除く): 12795595960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 686, 980, 1372, 1715, 1960, 2744, 3430, 6860, 13720, 574307, 1148614, 2297228, 2871535, 4020149, 4594456, 5743070, 8040298, 11486140, 16080596, 20100745, 22972280, 28141043, 32161192, 40201490, 56282086, 80402980, 112564172, 140705215, 160805960, 196987301, 225128344, 281410430, 393974602, 562820860, 787949204, 984936505, 1125641720, 1575898408, 1969873010, 3939746020, 7879492040]

約数ペア:

[(1, 7879492040), (2, 3939746020), (4, 1969873010), (5, 1575898408), (7, 1125641720), (8, 984936505), (10, 787949204), (14, 562820860), (20, 393974602), (28, 281410430), (35, 225128344), (40, 196987301), (49, 160805960), (56, 140705215), (70, 112564172), (98, 80402980), (140, 56282086), (196, 40201490), (245, 32161192), (280, 28141043), (343, 22972280), (392, 20100745), (490, 16080596), (686, 11486140), (980, 8040298), (1372, 5743070), (1715, 4594456), (1960, 4020149), (2744, 2871535), (3430, 2297228), (6860, 1148614), (13720, 574307)]