7141569140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{197}}^1\times {\mathrm{5021}}^1$

素因数の和:5265

約数の個数: 72

約数和(自身を含む): 15911684712

約数和(自身を除く): 8770115572

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 197, 361, 380, 394, 722, 788, 985, 1444, 1805, 1970, 3610, 3743, 3940, 5021, 7220, 7486, 10042, 14972, 18715, 20084, 25105, 37430, 50210, 71117, 74860, 95399, 100420, 142234, 190798, 284468, 355585, 381596, 476995, 711170, 953990, 989137, 1422340, 1812581, 1907980, 1978274, 3625162, 3956548, 4945685, 7250324, 9062905, 9891370, 18125810, 18793603, 19782740, 36251620, 37587206, 75174412, 93968015, 187936030, 357078457, 375872060, 714156914, 1428313828, 1785392285, 3570784570, 7141569140]

約数ペア:

[(1, 7141569140), (2, 3570784570), (4, 1785392285), (5, 1428313828), (10, 714156914), (19, 375872060), (20, 357078457), (38, 187936030), (76, 93968015), (95, 75174412), (190, 37587206), (197, 36251620), (361, 19782740), (380, 18793603), (394, 18125810), (722, 9891370), (788, 9062905), (985, 7250324), (1444, 4945685), (1805, 3956548), (1970, 3625162), (3610, 1978274), (3743, 1907980), (3940, 1812581), (5021, 1422340), (7220, 989137), (7486, 953990), (10042, 711170), (14972, 476995), (18715, 381596), (20084, 355585), (25105, 284468), (37430, 190798), (50210, 142234), (71117, 100420), (74860, 95399)]